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quasiperfect number · Vinony

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EntityQ3343131· pop 23· linked from 228 articles

quasiperfect number

hypothetical number whose sum of divisors is twice the number plus 1

Connections

Categories

Arithmetic dynamics Divisor function Integer sequences Unsolved problems in number theory

Sources

wikipedia.externallinksexternallink

figurate number

Entity

sociable number

divisor function

automorphic number

International Standard Book Number

digital object identifier

binary numeral system

International Standard Serial Number

three-dimensional space

natural language

composite number

fundamental theorem of arithmetic

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