57149391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20639}}^1$

素因数の和:20726

約数の個数: 16

約数和(自身を含む): 83220480

約数和(自身を除く): 26071089

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 20639, 61917, 268307, 804921, 1465369, 4396107, 19049797, 57149391]

約数ペア:

[(1, 57149391), (3, 19049797), (13, 4396107), (39, 1465369), (71, 804921), (213, 268307), (923, 61917), (2769, 20639)]