520086147

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{49831}}^1$

素因数の和:49919

約数の個数: 24

約数和(自身を含む): 818042112

約数和(自身を除く): 297955965

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 49831, 149493, 348817, 1046451, 2441719, 3538001, 7325157, 10614003, 24766007, 74298021, 173362049, 520086147]

約数ペア:

[(1, 520086147), (3, 173362049), (7, 74298021), (21, 24766007), (49, 10614003), (71, 7325157), (147, 3538001), (213, 2441719), (497, 1046451), (1491, 348817), (3479, 149493), (10437, 49831)]