201901005

素因数分解:

$3^4\times 5^1\times {\mathrm{498521}}^1$

素因数の和:498538

約数の個数: 20

約数和(自身を含む): 361926972

約数和(自身を除く): 160025967

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 498521, 1495563, 2492605, 4486689, 7477815, 13460067, 22433445, 40380201, 67300335, 201901005]

約数ペア:

[(1, 201901005), (3, 67300335), (5, 40380201), (9, 22433445), (15, 13460067), (27, 7477815), (45, 4486689), (81, 2492605), (135, 1495563), (405, 498521)]