389626188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4638407}}^1$

素因数の和:4638421

約数の個数: 24

約数和(自身を含む): 1039003392

約数和(自身を除く): 649377204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4638407, 9276814, 13915221, 18553628, 27830442, 32468849, 55660884, 64937698, 97406547, 129875396, 194813094, 389626188]

約数ペア:

[(1, 389626188), (2, 194813094), (3, 129875396), (4, 97406547), (6, 64937698), (7, 55660884), (12, 32468849), (14, 27830442), (21, 18553628), (28, 13915221), (42, 9276814), (84, 4638407)]