31213868

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1723}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 62560512

約数和(自身を除く): 31346644

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 1723, 2588, 3446, 4529, 6892, 9058, 12061, 18116, 24122, 48244, 1114781, 2229562, 4459124, 7803467, 15606934, 31213868]

約数ペア:

[(1, 31213868), (2, 15606934), (4, 7803467), (7, 4459124), (14, 2229562), (28, 1114781), (647, 48244), (1294, 24122), (1723, 18116), (2588, 12061), (3446, 9058), (4529, 6892)]