210913645

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 270464544

約数和(自身を除く): 59550899

約数列:

[1, 5, 17, 85, 227, 289, 643, 1135, 1445, 3215, 3859, 10931, 19295, 54655, 65603, 145961, 185827, 328015, 729805, 929135, 2481337, 12406685, 42182729, 210913645]

約数ペア:

[(1, 210913645), (5, 42182729), (17, 12406685), (85, 2481337), (227, 929135), (289, 729805), (643, 328015), (1135, 185827), (1445, 145961), (3215, 65603), (3859, 54655), (10931, 19295)]