68220657

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{18443}}^1$

素因数の和:18589

約数の個数: 16

約数和(自身を含む): 101810880

約数和(自身を除く): 33590223

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 18443, 55329, 165987, 497961, 2526691, 7580073, 22740219, 68220657]

約数ペア:

[(1, 68220657), (3, 22740219), (9, 7580073), (27, 2526691), (137, 497961), (411, 165987), (1233, 55329), (3699, 18443)]