128847818

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{7499}}^1$

素因数の和:7594

約数の個数: 24

約数和(自身を含む): 215460000

約数和(自身を除く): 86612182

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 7499, 8591, 14998, 17182, 82489, 164978, 532429, 907379, 1064858, 1814758, 5856719, 11713438, 64423909, 128847818]

約数ペア:

[(1, 128847818), (2, 64423909), (11, 11713438), (22, 5856719), (71, 1814758), (121, 1064858), (142, 907379), (242, 532429), (781, 164978), (1562, 82489), (7499, 17182), (8591, 14998)]