16568889

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 23624640

約数和(自身を除く): 7055751

約数列:

[1, 3, 29, 43, 87, 103, 129, 309, 1247, 1849, 2987, 3741, 4429, 5547, 8961, 13287, 53621, 128441, 160863, 190447, 385323, 571341, 5522963, 16568889]

約数ペア:

[(1, 16568889), (3, 5522963), (29, 571341), (43, 385323), (87, 190447), (103, 160863), (129, 128441), (309, 53621), (1247, 13287), (1849, 8961), (2987, 5547), (3741, 4429)]