209214321

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{4871}}^1$

素因数の和:5116

約数の個数: 16

約数和(自身を含む): 283745280

約数和(自身を除く): 74530959

約数列:

[1, 3, 103, 139, 309, 417, 4871, 14317, 14613, 42951, 501713, 677069, 1505139, 2031207, 69738107, 209214321]

約数ペア:

[(1, 209214321), (3, 69738107), (103, 2031207), (139, 1505139), (309, 677069), (417, 501713), (4871, 42951), (14317, 14613)]