81519642

素因数分解:

$2^1\times 3^3\times {\mathrm{1509623}}^1$

素因数の和:1509634

約数の個数: 16

約数和(自身を含む): 181154880

約数和(自身を除く): 99635238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1509623, 3019246, 4528869, 9057738, 13586607, 27173214, 40759821, 81519642]

約数ペア:

[(1, 81519642), (2, 40759821), (3, 27173214), (6, 13586607), (9, 9057738), (18, 4528869), (27, 3019246), (54, 1509623)]