27920695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2551}}^1$

素因数の和:2766

約数の個数: 16

約数和(自身を含む): 36748800

約数和(自身を除く): 8828105

約数列:

[1, 5, 11, 55, 199, 995, 2189, 2551, 10945, 12755, 28061, 140305, 507649, 2538245, 5584139, 27920695]

約数ペア:

[(1, 27920695), (5, 5584139), (11, 2538245), (55, 507649), (199, 140305), (995, 28061), (2189, 12755), (2551, 10945)]