1617247315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{240841}}^1$

素因数の和:240942

約数の個数: 16

約数和(自身を含む): 2080874880

約数和(自身を除く): 463627565

約数列:

[1, 5, 17, 79, 85, 395, 1343, 6715, 240841, 1204205, 4094297, 19026439, 20471485, 95132195, 323449463, 1617247315]

約数ペア:

[(1, 1617247315), (5, 323449463), (17, 95132195), (79, 20471485), (85, 19026439), (395, 4094297), (1343, 1204205), (6715, 240841)]