12815175

素因数分解:

$3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{709}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 21305680

約数和(自身を除く): 8490505

約数列:

[1, 3, 5, 15, 25, 75, 241, 709, 723, 1205, 2127, 3545, 3615, 6025, 10635, 17725, 18075, 53175, 170869, 512607, 854345, 2563035, 4271725, 12815175]

約数ペア:

[(1, 12815175), (3, 4271725), (5, 2563035), (15, 854345), (25, 512607), (75, 170869), (241, 53175), (709, 18075), (723, 17725), (1205, 10635), (2127, 6025), (3545, 3615)]