78431066

素因数分解:

$2^1\times 7^4\times {\mathrm{16333}}^1$

素因数の和:16363

約数の個数: 20

約数和(自身を含む): 137254602

約数和(自身を除く): 58823536

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 16333, 32666, 114331, 228662, 800317, 1600634, 5602219, 11204438, 39215533, 78431066]

約数ペア:

[(1, 78431066), (2, 39215533), (7, 11204438), (14, 5602219), (49, 1600634), (98, 800317), (343, 228662), (686, 114331), (2401, 32666), (4802, 16333)]