1285291288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{3918571}}^1$

素因数の和:3918618

約数の個数: 16

約数和(自身を含む): 2468700360

約数和(自身を除く): 1183409072

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 3918571, 7837142, 15674284, 31348568, 160661411, 321322822, 642645644, 1285291288]

約数ペア:

[(1, 1285291288), (2, 642645644), (4, 321322822), (8, 160661411), (41, 31348568), (82, 15674284), (164, 7837142), (328, 3918571)]