285439612

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{2351}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 505774080

約数和(自身を除く): 220334468

約数列:

[1, 2, 4, 127, 239, 254, 478, 508, 956, 2351, 4702, 9404, 30353, 60706, 121412, 298577, 561889, 597154, 1123778, 1194308, 2247556, 71359903, 142719806, 285439612]

約数ペア:

[(1, 285439612), (2, 142719806), (4, 71359903), (127, 2247556), (239, 1194308), (254, 1123778), (478, 597154), (508, 561889), (956, 298577), (2351, 121412), (4702, 60706), (9404, 30353)]