81163255

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 98725824

約数和(自身を除く): 17562569

約数列:

[1, 5, 151, 193, 557, 755, 965, 2785, 29143, 84107, 107501, 145715, 420535, 537505, 16232651, 81163255]

約数ペア:

[(1, 81163255), (5, 16232651), (151, 537505), (193, 420535), (557, 145715), (755, 107501), (965, 84107), (2785, 29143)]