13378404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 20490396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 191, 382, 449, 573, 764, 898, 1146, 1347, 1796, 2292, 2483, 2694, 4966, 5388, 5837, 7449, 9932, 11674, 14898, 17511, 23348, 29796, 35022, 70044, 85759, 171518, 257277, 343036, 514554, 1029108, 1114867, 2229734, 3344601, 4459468, 6689202, 13378404]

約数ペア:

[(1, 13378404), (2, 6689202), (3, 4459468), (4, 3344601), (6, 2229734), (12, 1114867), (13, 1029108), (26, 514554), (39, 343036), (52, 257277), (78, 171518), (156, 85759), (191, 70044), (382, 35022), (449, 29796), (573, 23348), (764, 17511), (898, 14898), (1146, 11674), (1347, 9932), (1796, 7449), (2292, 5837), (2483, 5388), (2694, 4966)]