68917635

素因数分解:

$3^4\times 5^1\times {\mathrm{170167}}^1$

素因数の和:170184

約数の個数: 20

約数和(自身を含む): 123541968

約数和(自身を除く): 54624333

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 170167, 510501, 850835, 1531503, 2552505, 4594509, 7657515, 13783527, 22972545, 68917635]

約数ペア:

[(1, 68917635), (3, 22972545), (5, 13783527), (9, 7657515), (15, 4594509), (27, 2552505), (45, 1531503), (81, 850835), (135, 510501), (405, 170167)]