421490111

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3631}}^1$

素因数の和:3771

約数の個数: 24

約数和(自身を含む): 516731904

約数和(自身を除く): 95241793

約数列:

[1, 7, 23, 49, 103, 161, 721, 1127, 2369, 3631, 5047, 16583, 25417, 83513, 116081, 177919, 373993, 584591, 2617951, 4092137, 8601839, 18325657, 60212873, 421490111]

約数ペア:

[(1, 421490111), (7, 60212873), (23, 18325657), (49, 8601839), (103, 4092137), (161, 2617951), (721, 584591), (1127, 373993), (2369, 177919), (3631, 116081), (5047, 83513), (16583, 25417)]