291209405

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 376062720

約数和(自身を除く): 84853315

約数列:

[1, 5, 17, 79, 85, 289, 395, 1343, 1445, 2551, 6715, 12755, 22831, 43367, 114155, 201529, 216835, 737239, 1007645, 3425993, 3686195, 17129965, 58241881, 291209405]

約数ペア:

[(1, 291209405), (5, 58241881), (17, 17129965), (79, 3686195), (85, 3425993), (289, 1007645), (395, 737239), (1343, 216835), (1445, 201529), (2551, 114155), (6715, 43367), (12755, 22831)]