212711615

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1\times {\mathrm{1291}}^1$

素因数の和:2390

約数の個数: 16

約数和(自身を含む): 263940096

約数和(自身を除く): 51228481

約数列:

[1, 5, 31, 155, 1063, 1291, 5315, 6455, 32953, 40021, 164765, 200105, 1372333, 6861665, 42542323, 212711615]

約数ペア:

[(1, 212711615), (5, 42542323), (31, 6861665), (155, 1372333), (1063, 200105), (1291, 164765), (5315, 40021), (6455, 32953)]