397987866

素因数分解:

$2^1\times 3^2\times {\mathrm{1847}}^1\times {\mathrm{11971}}^1$

素因数の和:13826

約数の個数: 24

約数和(自身を含む): 862845984

約数和(自身を除く): 464858118

約数列:

[1, 2, 3, 6, 9, 18, 1847, 3694, 5541, 11082, 11971, 16623, 23942, 33246, 35913, 71826, 107739, 215478, 22110437, 44220874, 66331311, 132662622, 198993933, 397987866]

約数ペア:

[(1, 397987866), (2, 198993933), (3, 132662622), (6, 66331311), (9, 44220874), (18, 22110437), (1847, 215478), (3694, 107739), (5541, 71826), (11082, 35913), (11971, 33246), (16623, 23942)]