71831788

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{24907}}^1$

素因数の和:25021

約数の個数: 24

約数和(自身を含む): 145064192

約数和(自身を除く): 73232404

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 24907, 49814, 99628, 174349, 348698, 697396, 2565421, 5130842, 10261684, 17957947, 35915894, 71831788]

約数ペア:

[(1, 71831788), (2, 35915894), (4, 17957947), (7, 10261684), (14, 5130842), (28, 2565421), (103, 697396), (206, 348698), (412, 174349), (721, 99628), (1442, 49814), (2884, 24907)]