390147784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3751421}}^1$

素因数の和:3751440

約数の個数: 16

約数和(自身を含む): 787798620

約数和(自身を除く): 397650836

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3751421, 7502842, 15005684, 30011368, 48768473, 97536946, 195073892, 390147784]

約数ペア:

[(1, 390147784), (2, 195073892), (4, 97536946), (8, 48768473), (13, 30011368), (26, 15005684), (52, 7502842), (104, 3751421)]