161855145

素因数分解:

$3^3\times 5^1\times {\mathrm{1198927}}^1$

素因数の和:1198941

約数の個数: 16

約数和(自身を含む): 287742720

約数和(自身を除く): 125887575

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1198927, 3596781, 5994635, 10790343, 17983905, 32371029, 53951715, 161855145]

約数ペア:

[(1, 161855145), (3, 53951715), (5, 32371029), (9, 17983905), (15, 10790343), (27, 5994635), (45, 3596781), (135, 1198927)]