31309746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401407}}^1$

素因数の和:401425

約数の個数: 16

約数和(自身を含む): 67436544

約数和(自身を除く): 36126798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401407, 802814, 1204221, 2408442, 5218291, 10436582, 15654873, 31309746]

約数ペア:

[(1, 31309746), (2, 15654873), (3, 10436582), (6, 5218291), (13, 2408442), (26, 1204221), (39, 802814), (78, 401407)]