28350721

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 33441408

約数和(自身を除く): 5090687

約数列:

[1, 7, 41, 173, 287, 571, 1211, 3997, 7093, 23411, 49651, 98783, 163877, 691481, 4050103, 28350721]

約数ペア:

[(1, 28350721), (7, 4050103), (41, 691481), (173, 163877), (287, 98783), (571, 49651), (1211, 23411), (3997, 7093)]