389212788

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{233341}}^1$

素因数の和:233487

約数の個数: 24

約数和(自身を含む): 914700640

約数和(自身を除く): 525487852

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 233341, 466682, 700023, 933364, 1400046, 2800092, 32434399, 64868798, 97303197, 129737596, 194606394, 389212788]

約数ペア:

[(1, 389212788), (2, 194606394), (3, 129737596), (4, 97303197), (6, 64868798), (12, 32434399), (139, 2800092), (278, 1400046), (417, 933364), (556, 700023), (834, 466682), (1668, 233341)]