2808495

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 4914000

約数和(自身を除く): 2105505

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 449, 695, 1251, 1347, 2085, 2245, 4041, 6255, 6735, 20205, 62411, 187233, 312055, 561699, 936165, 2808495]

約数ペア:

[(1, 2808495), (3, 936165), (5, 561699), (9, 312055), (15, 187233), (45, 62411), (139, 20205), (417, 6735), (449, 6255), (695, 4041), (1251, 2245), (1347, 2085)]