68998905

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3677}}^1$

素因数の和:3830

約数の個数: 32

約数和(自身を含む): 123580800

約数和(自身を除く): 54581895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3677, 3753, 6255, 11031, 18385, 18765, 33093, 55155, 99279, 165465, 496395, 511103, 1533309, 2555515, 4599927, 7666545, 13799781, 22999635, 68998905]

約数ペア:

[(1, 68998905), (3, 22999635), (5, 13799781), (9, 7666545), (15, 4599927), (27, 2555515), (45, 1533309), (135, 511103), (139, 496395), (417, 165465), (695, 99279), (1251, 55155), (2085, 33093), (3677, 18765), (3753, 18385), (6255, 11031)]