254656870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1958899}}^1$

素因数の和:1958919

約数の個数: 16

約数和(自身を含む): 493642800

約数和(自身を除く): 238985930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1958899, 3917798, 9794495, 19588990, 25465687, 50931374, 127328435, 254656870]

約数ペア:

[(1, 254656870), (2, 127328435), (5, 50931374), (10, 25465687), (13, 19588990), (26, 9794495), (65, 3917798), (130, 1958899)]