13041225

素因数分解:

$3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 36

約数和(自身を含む): 23575500

約数和(自身を除く): 10534275

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 149, 225, 389, 447, 745, 1167, 1341, 1945, 2235, 3501, 3725, 5835, 6705, 9725, 11175, 17505, 29175, 33525, 57961, 87525, 173883, 289805, 521649, 869415, 1449025, 2608245, 4347075, 13041225]

約数ペア:

[(1, 13041225), (3, 4347075), (5, 2608245), (9, 1449025), (15, 869415), (25, 521649), (45, 289805), (75, 173883), (149, 87525), (225, 57961), (389, 33525), (447, 29175), (745, 17505), (1167, 11175), (1341, 9725), (1945, 6705), (2235, 5835), (3501, 3725)]