7847973

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2897}}^1$

素因数の和:2953

約数の個数: 24

約数和(自身を含む): 13261248

約数和(自身を除く): 5413275

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 2897, 8691, 20279, 26073, 60837, 124571, 182511, 373713, 871997, 1121139, 2615991, 7847973]

約数ペア:

[(1, 7847973), (3, 2615991), (7, 1121139), (9, 871997), (21, 373713), (43, 182511), (63, 124571), (129, 60837), (301, 26073), (387, 20279), (903, 8691), (2709, 2897)]