68635755

素因数分解:

$3^4\times 5^1\times {\mathrm{169471}}^1$

素因数の和:169488

約数の個数: 20

約数和(自身を含む): 123036672

約数和(自身を除く): 54400917

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 169471, 508413, 847355, 1525239, 2542065, 4575717, 7626195, 13727151, 22878585, 68635755]

約数ペア:

[(1, 68635755), (3, 22878585), (5, 13727151), (9, 7626195), (15, 4575717), (27, 2542065), (45, 1525239), (81, 847355), (135, 508413), (405, 169471)]