256800558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{142193}}^1$

素因数の和:142248

約数の個数: 32

約数和(自身を含む): 600627456

約数和(自身を除く): 343826898

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 142193, 284386, 426579, 853158, 995351, 1990702, 2986053, 5972106, 6114299, 12228598, 18342897, 36685794, 42800093, 85600186, 128400279, 256800558]

約数ペア:

[(1, 256800558), (2, 128400279), (3, 85600186), (6, 42800093), (7, 36685794), (14, 18342897), (21, 12228598), (42, 6114299), (43, 5972106), (86, 2986053), (129, 1990702), (258, 995351), (301, 853158), (602, 426579), (903, 284386), (1806, 142193)]