68689491

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{12671}}^1$

素因数の和:12826

約数の個数: 16

約数和(自身を含む): 99348480

約数和(自身を除く): 30658989

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 12671, 38013, 164723, 494169, 1761269, 5283807, 22896497, 68689491]

約数ペア:

[(1, 68689491), (3, 22896497), (13, 5283807), (39, 1761269), (139, 494169), (417, 164723), (1807, 38013), (5421, 12671)]