421285825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{12011}}^1$

素因数の和:12105

約数の個数: 24

約数和(自身を含む): 554089536

約数和(自身を除く): 132803711

約数列:

[1, 5, 23, 25, 61, 115, 305, 575, 1403, 1525, 7015, 12011, 35075, 60055, 276253, 300275, 732671, 1381265, 3663355, 6906325, 16851433, 18316775, 84257165, 421285825]

約数ペア:

[(1, 421285825), (5, 84257165), (23, 18316775), (25, 16851433), (61, 6906325), (115, 3663355), (305, 1381265), (575, 732671), (1403, 300275), (1525, 276253), (7015, 60055), (12011, 35075)]