626996838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{12161}}^1$

素因数の和:12840

約数の個数: 32

約数和(自身を含む): 1352608992

約数和(自身を除く): 725612154

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 661, 1322, 1983, 3966, 8593, 12161, 17186, 24322, 25779, 36483, 51558, 72966, 158093, 316186, 474279, 948558, 8038421, 16076842, 24115263, 48230526, 104499473, 208998946, 313498419, 626996838]

約数ペア:

[(1, 626996838), (2, 313498419), (3, 208998946), (6, 104499473), (13, 48230526), (26, 24115263), (39, 16076842), (78, 8038421), (661, 948558), (1322, 474279), (1983, 316186), (3966, 158093), (8593, 72966), (12161, 51558), (17186, 36483), (24322, 25779)]