311060007

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{28031}}^1$

素因数の和:28180

約数の個数: 20

約数和(自身を含む): 468078336

約数和(自身を除く): 157018329

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 11097, 28031, 84093, 252279, 756837, 2270511, 3840247, 11520741, 34562223, 103686669, 311060007]

約数ペア:

[(1, 311060007), (3, 103686669), (9, 34562223), (27, 11520741), (81, 3840247), (137, 2270511), (411, 756837), (1233, 252279), (3699, 84093), (11097, 28031)]