201398945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{18401}}^1$

素因数の和:18616

約数の個数: 16

約数和(自身を含む): 264988800

約数和(自身を除く): 63589855

約数列:

[1, 5, 11, 55, 199, 995, 2189, 10945, 18401, 92005, 202411, 1012055, 3661799, 18308995, 40279789, 201398945]

約数ペア:

[(1, 201398945), (5, 40279789), (11, 18308995), (55, 3661799), (199, 1012055), (995, 202411), (2189, 92005), (10945, 18401)]