1520872717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{2281}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 1987421184

約数和(自身を除く): 466548467

約数列:

[1, 7, 13, 17, 91, 119, 221, 431, 1547, 2281, 3017, 5603, 7327, 15967, 29653, 38777, 39221, 51289, 95251, 207571, 271439, 504101, 666757, 983111, 3528707, 6881777, 12780443, 16712887, 89463101, 116990209, 217267531, 1520872717]

約数ペア:

[(1, 1520872717), (7, 217267531), (13, 116990209), (17, 89463101), (91, 16712887), (119, 12780443), (221, 6881777), (431, 3528707), (1547, 983111), (2281, 666757), (3017, 504101), (5603, 271439), (7327, 207571), (15967, 95251), (29653, 51289), (38777, 39221)]