12913369

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 15662080

約数和(自身を除く): 2748711

約数列:

[1, 7, 19, 133, 151, 643, 1057, 2869, 4501, 12217, 20083, 85519, 97093, 679651, 1844767, 12913369]

約数ペア:

[(1, 12913369), (7, 1844767), (19, 679651), (133, 97093), (151, 85519), (643, 20083), (1057, 12217), (2869, 4501)]