EntityQ1663510· pop 16· linked from 260 articlesaliquot sequenceSign in to savemathematical recursive sequenceConnectionsprime numberEntityperfect numberEntitydivisorEntitymathematicsEntitydigital object identifierEntitylimitEntity52Entity88Entity96Entitycomposite numberEntityfundamental theorem of arithmeticEntity120Entity124Entity146Entityamicable numbersEntityconjectureEntity162EntityradixEntityabundant numberEntity188EntityCategoriesArithmetic dynamicsArithmetic functionsDivisor function