28429114

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2242

約数の個数: 24

約数和(自身を含む): 49986720

約数和(自身を除く): 21557606

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1946, 2087, 4174, 6811, 13622, 14609, 29218, 102263, 204526, 290093, 580186, 2030651, 4061302, 14214557, 28429114]

約数ペア:

[(1, 28429114), (2, 14214557), (7, 4061302), (14, 2030651), (49, 580186), (98, 290093), (139, 204526), (278, 102263), (973, 29218), (1946, 14609), (2087, 13622), (4174, 6811)]