77438485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21187}}^1$

素因数の和:21252

約数の個数: 16

約数和(自身を含む): 100685376

約数和(自身を除く): 23246891

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 21187, 105935, 360179, 911041, 1800895, 4555205, 15487697, 77438485]

約数ペア:

[(1, 77438485), (5, 15487697), (17, 4555205), (43, 1800895), (85, 911041), (215, 360179), (731, 105935), (3655, 21187)]