378889217

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{454849}}^1$

素因数の和:454880

約数の個数: 12

約数和(自身を含む): 466676100

約数和(自身を除く): 87786883

約数列:

[1, 7, 17, 49, 119, 833, 454849, 3183943, 7732433, 22287601, 54127031, 378889217]

約数ペア:

[(1, 378889217), (7, 54127031), (17, 22287601), (49, 7732433), (119, 3183943), (833, 454849)]