10199987

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 12519936

約数和(自身を除く): 2319949

約数列:

[1, 7, 43, 47, 49, 103, 301, 329, 721, 2021, 2107, 2303, 4429, 4841, 5047, 14147, 31003, 33887, 99029, 208163, 217021, 237209, 1457141, 10199987]

約数ペア:

[(1, 10199987), (7, 1457141), (43, 237209), (47, 217021), (49, 208163), (103, 99029), (301, 33887), (329, 31003), (721, 14147), (2021, 5047), (2107, 4841), (2303, 4429)]