90412721

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{1223}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 105753600

約数和(自身を除く): 15340879

約数列:

[1, 7, 59, 179, 413, 1223, 1253, 8561, 10561, 72157, 73927, 218917, 505099, 1532419, 12916103, 90412721]

約数ペア:

[(1, 90412721), (7, 12916103), (59, 1532419), (179, 505099), (413, 218917), (1223, 73927), (1253, 72157), (8561, 10561)]