208627199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 231137280

約数和(自身を除く): 22510081

約数列:

[1, 11, 109, 191, 911, 1199, 2101, 10021, 20819, 99299, 174001, 229009, 1092289, 1914011, 18966109, 208627199]

約数ペア:

[(1, 208627199), (11, 18966109), (109, 1914011), (191, 1092289), (911, 229009), (1199, 174001), (2101, 99299), (10021, 20819)]