31691172

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61417}}^1$

素因数の和:61467

約数の個数: 24

約数和(自身を含む): 75666976

約数和(自身を除く): 43975804

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 61417, 122834, 184251, 245668, 368502, 737004, 2640931, 5281862, 7922793, 10563724, 15845586, 31691172]

約数ペア:

[(1, 31691172), (2, 15845586), (3, 10563724), (4, 7922793), (6, 5281862), (12, 2640931), (43, 737004), (86, 368502), (129, 245668), (172, 184251), (258, 122834), (516, 61417)]