31072013

素因数分解:

$7^1\times {\mathrm{31}}^3\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 16

約数和(自身を含む): 36940800

約数和(自身を除く): 5868787

約数列:

[1, 7, 31, 149, 217, 961, 1043, 4619, 6727, 29791, 32333, 143189, 208537, 1002323, 4438859, 31072013]

約数ペア:

[(1, 31072013), (7, 4438859), (31, 1002323), (149, 208537), (217, 143189), (961, 32333), (1043, 29791), (4619, 6727)]