128091212

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{310901}}^1$

素因数の和:311008

約数の個数: 12

約数和(自身を含む): 226336656

約数和(自身を除く): 98245444

約数列:

[1, 2, 4, 103, 206, 412, 310901, 621802, 1243604, 32022803, 64045606, 128091212]

約数ペア:

[(1, 128091212), (2, 64045606), (4, 32022803), (103, 1243604), (206, 621802), (412, 310901)]