15251481

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1039}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 25309440

約数和(自身を除く): 10057959

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1039, 1631, 2097, 3117, 4893, 7273, 9351, 14679, 21819, 65457, 242087, 726261, 1694609, 2178783, 5083827, 15251481]

約数ペア:

[(1, 15251481), (3, 5083827), (7, 2178783), (9, 1694609), (21, 726261), (63, 242087), (233, 65457), (699, 21819), (1039, 14679), (1631, 9351), (2097, 7273), (3117, 4893)]