289293556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{6637}}^1$

素因数の和:7299

約数の個数: 24

約数和(自身を含む): 536961096

約数和(自身を除く): 247667540

約数列:

[1, 2, 4, 17, 34, 68, 641, 1282, 2564, 6637, 10897, 13274, 21794, 26548, 43588, 112829, 225658, 451316, 4254317, 8508634, 17017268, 72323389, 144646778, 289293556]

約数ペア:

[(1, 289293556), (2, 144646778), (4, 72323389), (17, 17017268), (34, 8508634), (68, 4254317), (641, 451316), (1282, 225658), (2564, 112829), (6637, 43588), (10897, 26548), (13274, 21794)]