28095865

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2797}}^1$

素因数の和:2857

約数の個数: 24

約数和(自身を含む): 40190472

約数和(自身を除く): 12094607

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 2797, 10045, 13985, 19579, 97895, 114677, 137053, 573385, 685265, 802739, 4013695, 5619173, 28095865]

約数ペア:

[(1, 28095865), (5, 5619173), (7, 4013695), (35, 802739), (41, 685265), (49, 573385), (205, 137053), (245, 114677), (287, 97895), (1435, 19579), (2009, 13985), (2797, 10045)]