91131391

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 105276240

約数和(自身を除く): 14144849

約数列:

[1, 13, 19, 101, 169, 247, 281, 1313, 1919, 3211, 3653, 5339, 17069, 24947, 28381, 47489, 69407, 324311, 368953, 539239, 902291, 4796389, 7010107, 91131391]

約数ペア:

[(1, 91131391), (13, 7010107), (19, 4796389), (101, 902291), (169, 539239), (247, 368953), (281, 324311), (1313, 69407), (1919, 47489), (3211, 28381), (3653, 24947), (5339, 17069)]