30872025

素因数分解:

$3^2\times 5^2\times {\mathrm{137209}}^1$

素因数の和:137225

約数の個数: 18

約数和(自身を含む): 55295630

約数和(自身を除く): 24423605

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 137209, 411627, 686045, 1234881, 2058135, 3430225, 6174405, 10290675, 30872025]

約数ペア:

[(1, 30872025), (3, 10290675), (5, 6174405), (9, 3430225), (15, 2058135), (25, 1234881), (45, 686045), (75, 411627), (225, 137209)]