68688867

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 100843248

約数和(自身を除く): 32154381

約数列:

[1, 3, 13, 39, 61, 169, 183, 507, 793, 2221, 2379, 6663, 10309, 28873, 30927, 86619, 135481, 375349, 406443, 1126047, 1761253, 5283759, 22896289, 68688867]

約数ペア:

[(1, 68688867), (3, 22896289), (13, 5283759), (39, 1761253), (61, 1126047), (169, 406443), (183, 375349), (507, 135481), (793, 86619), (2221, 30927), (2379, 28873), (6663, 10309)]