28625995

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 35380800

約数和(自身を除く): 6754805

約数列:

[1, 5, 41, 205, 311, 449, 1555, 2245, 12751, 18409, 63755, 92045, 139639, 698195, 5725199, 28625995]

約数ペア:

[(1, 28625995), (5, 5725199), (41, 698195), (205, 139639), (311, 92045), (449, 63755), (1555, 18409), (2245, 12751)]