127928212

素因数分解:

$2^2\times {\mathrm{4139}}^1\times {\mathrm{7727}}^1$

素因数の和:11870

約数の個数: 12

約数和(自身を含む): 223957440

約数和(自身を除く): 96029228

約数列:

[1, 2, 4, 4139, 7727, 8278, 15454, 16556, 30908, 31982053, 63964106, 127928212]

約数ペア:

[(1, 127928212), (2, 63964106), (4, 31982053), (4139, 30908), (7727, 16556), (8278, 15454)]