31306107

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 50186752

約数和(自身を除く): 18880645

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 301, 777, 903, 937, 1591, 2811, 4773, 6559, 11137, 19677, 33411, 34669, 40291, 104007, 120873, 242683, 282037, 728049, 846111, 1490767, 4472301, 10435369, 31306107]

約数ペア:

[(1, 31306107), (3, 10435369), (7, 4472301), (21, 1490767), (37, 846111), (43, 728049), (111, 282037), (129, 242683), (259, 120873), (301, 104007), (777, 40291), (903, 34669), (937, 33411), (1591, 19677), (2811, 11137), (4773, 6559)]