381286654

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{12329}}^1$

素因数の和:12432

約数の個数: 24

約数和(自身を含む): 667891440

約数和(自身を除く): 286604786

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2209, 4418, 12329, 15463, 24658, 30926, 86303, 172606, 579463, 1158926, 4056241, 8112482, 27234761, 54469522, 190643327, 381286654]

約数ペア:

[(1, 381286654), (2, 190643327), (7, 54469522), (14, 27234761), (47, 8112482), (94, 4056241), (329, 1158926), (658, 579463), (2209, 172606), (4418, 86303), (12329, 30926), (15463, 24658)]