864242449

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{289141}}^1$

素因数の和:289216

約数の個数: 12

約数和(自身を含む): 1021827828

約数和(自身を除く): 157585379

約数列:

[1, 7, 49, 61, 427, 2989, 289141, 2023987, 14167909, 17637601, 123463207, 864242449]

約数ペア:

[(1, 864242449), (7, 123463207), (49, 17637601), (61, 14167909), (427, 2023987), (2989, 289141)]