13177521

素因数分解:

$3^2\times 7^2\times {\mathrm{29881}}^1$

素因数の和:29901

約数の個数: 18

約数和(自身を含む): 22142562

約数和(自身を除く): 8965041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 29881, 89643, 209167, 268929, 627501, 1464169, 1882503, 4392507, 13177521]

約数ペア:

[(1, 13177521), (3, 4392507), (7, 1882503), (9, 1464169), (21, 627501), (49, 268929), (63, 209167), (147, 89643), (441, 29881)]