28996825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8111}}^1$

素因数の和:8145

約数の個数: 24

約数和(自身を含む): 42247296

約数和(自身を除く): 13250471

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 8111, 40555, 89221, 105443, 202775, 446105, 527215, 1159873, 2230525, 2636075, 5799365, 28996825]

約数ペア:

[(1, 28996825), (5, 5799365), (11, 2636075), (13, 2230525), (25, 1159873), (55, 527215), (65, 446105), (143, 202775), (275, 105443), (325, 89221), (715, 40555), (3575, 8111)]