23212475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 34831104

約数和(自身を除く): 11618629

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 143, 151, 215, 275, 325, 473, 559, 715, 755, 1075, 1661, 1963, 2365, 2795, 3575, 3775, 6149, 6493, 8305, 9815, 11825, 13975, 21593, 30745, 32465, 41525, 49075, 71423, 84409, 107965, 153725, 162325, 357115, 422045, 539825, 928499, 1785575, 2110225, 4642495, 23212475]

約数ペア:

[(1, 23212475), (5, 4642495), (11, 2110225), (13, 1785575), (25, 928499), (43, 539825), (55, 422045), (65, 357115), (143, 162325), (151, 153725), (215, 107965), (275, 84409), (325, 71423), (473, 49075), (559, 41525), (715, 32465), (755, 30745), (1075, 21593), (1661, 13975), (1963, 11825), (2365, 9815), (2795, 8305), (3575, 6493), (3775, 6149)]