almost perfect number
Sign in to savenatural number whose proper divisors sum to one less than itself
In the Vinony graph
Vinony's link graph records 225 inbound references to almost perfect number, and connects out to prime number, divisor and figurate number.
It sits within the topics Arithmetic dynamics, Divisor function and Integer sequences.
Vinony links it to 18 Wikipedia language editions.
Connections
prime number
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divisor
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figurate number
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sociable number
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divisor function
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automorphic number
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mathematics
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International Standard Book Number
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natural number
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integer
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digital object identifier
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digit
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binary numeral system
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International Standard Serial Number
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exponentiation
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numeral system
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three-dimensional space
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parity
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natural language
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composite number
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