1990271605

素因数分解:

$5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{67777}}^1$

素因数の和:68628

約数の個数: 16

約数和(自身を含む): 2732808960

約数和(自身を除く): 742537355

約数列:

[1, 5, 7, 35, 839, 4195, 5873, 29365, 67777, 338885, 474439, 2372195, 56864903, 284324515, 398054321, 1990271605]

約数ペア:

[(1, 1990271605), (5, 398054321), (7, 284324515), (35, 56864903), (839, 2372195), (4195, 474439), (5873, 338885), (29365, 67777)]