13257909

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12379}}^1$

素因数の和:12409

約数の個数: 24

約数和(自身を含む): 23175360

約数和(自身を除く): 9917451

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 12379, 37137, 86653, 111411, 210443, 259959, 631329, 779877, 1473101, 1893987, 4419303, 13257909]

約数ペア:

[(1, 13257909), (3, 4419303), (7, 1893987), (9, 1473101), (17, 779877), (21, 631329), (51, 259959), (63, 210443), (119, 111411), (153, 86653), (357, 37137), (1071, 12379)]