131171885

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{11941}}^1$

素因数の和:11985

約数の個数: 16

約数和(自身を含む): 170531760

約数和(自身を除く): 39359875

約数列:

[1, 5, 13, 65, 169, 845, 2197, 10985, 11941, 59705, 155233, 776165, 2018029, 10090145, 26234377, 131171885]

約数ペア:

[(1, 131171885), (5, 26234377), (13, 10090145), (65, 2018029), (169, 776165), (845, 155233), (2197, 59705), (10985, 11941)]