208743556

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{31193}}^1$

素因数の和:31443

約数の個数: 24

約数和(自身を含む): 419247360

約数和(自身を除く): 210503804

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 31193, 62386, 124772, 218351, 436702, 873404, 7455127, 14910254, 29820508, 52185889, 104371778, 208743556]

約数ペア:

[(1, 208743556), (2, 104371778), (4, 52185889), (7, 29820508), (14, 14910254), (28, 7455127), (239, 873404), (478, 436702), (956, 218351), (1673, 124772), (3346, 62386), (6692, 31193)]