31131093

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7681}}^1$

素因数の和:7884

約数の個数: 16

約数和(自身を含む): 47689856

約数和(自身を除く): 16558763

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 7681, 23043, 53767, 161301, 1482433, 4447299, 10377031, 31131093]

約数ペア:

[(1, 31131093), (3, 10377031), (7, 4447299), (21, 1482433), (193, 161301), (579, 53767), (1351, 23043), (4053, 7681)]