262629

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 16

約数和(自身を含む): 397440

約数和(自身を除く): 134811

約数列:

[1, 3, 9, 27, 71, 137, 213, 411, 639, 1233, 1917, 3699, 9727, 29181, 87543, 262629]

約数ペア:

[(1, 262629), (3, 87543), (9, 29181), (27, 9727), (71, 3699), (137, 1917), (213, 1233), (411, 639)]