9781525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{30097}}^1$

素因数の和:30120

約数の個数: 12

約数和(自身を含む): 13062532

約数和(自身を除く): 3281007

約数列:

[1, 5, 13, 25, 65, 325, 30097, 150485, 391261, 752425, 1956305, 9781525]

約数ペア:

[(1, 9781525), (5, 1956305), (13, 752425), (25, 391261), (65, 150485), (325, 30097)]