129998015

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{60889}}^1$

素因数の和:60962

約数の個数: 16

約数和(自身を含む): 181208640

約数和(自身を除く): 51210625

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 60889, 304445, 426223, 2131115, 3714229, 18571145, 25999603, 129998015]

約数ペア:

[(1, 129998015), (5, 25999603), (7, 18571145), (35, 3714229), (61, 2131115), (305, 426223), (427, 304445), (2135, 60889)]