56513315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 75124800

約数和(自身を除く): 18611485

約数列:

[1, 5, 19, 29, 73, 95, 145, 281, 365, 551, 1387, 1405, 2117, 2755, 5339, 6935, 8149, 10585, 20513, 26695, 40223, 40745, 102565, 154831, 201115, 389747, 594877, 774155, 1948735, 2974385, 11302663, 56513315]

約数ペア:

[(1, 56513315), (5, 11302663), (19, 2974385), (29, 1948735), (73, 774155), (95, 594877), (145, 389747), (281, 201115), (365, 154831), (551, 102565), (1387, 40745), (1405, 40223), (2117, 26695), (2755, 20513), (5339, 10585), (6935, 8149)]