209648157

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{1709}}^1$

素因数の和:2212

約数の個数: 16

約数和(自身を含む): 283121280

約数和(自身を除く): 73473123

約数列:

[1, 3, 103, 309, 397, 1191, 1709, 5127, 40891, 122673, 176027, 528081, 678473, 2035419, 69882719, 209648157]

約数ペア:

[(1, 209648157), (3, 69882719), (103, 2035419), (309, 678473), (397, 528081), (1191, 176027), (1709, 122673), (5127, 40891)]