289856255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{10903}}^1$

素因数の和:11330

約数の個数: 16

約数和(自身を含む): 375533760

約数和(自身を除く): 85677505

約数列:

[1, 5, 13, 65, 409, 2045, 5317, 10903, 26585, 54515, 141739, 708695, 4459327, 22296635, 57971251, 289856255]

約数ペア:

[(1, 289856255), (5, 57971251), (13, 22296635), (65, 4459327), (409, 708695), (2045, 141739), (5317, 54515), (10903, 26585)]