259556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 526176

約数和(自身を除く): 266620

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 347, 374, 694, 748, 1388, 3817, 5899, 7634, 11798, 15268, 23596, 64889, 129778, 259556]

約数ペア:

[(1, 259556), (2, 129778), (4, 64889), (11, 23596), (17, 15268), (22, 11798), (34, 7634), (44, 5899), (68, 3817), (187, 1388), (347, 748), (374, 694)]