139508281

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 160005384

約数和(自身を除く): 20497103

約数列:

[1, 11, 41, 61, 121, 451, 461, 671, 2501, 4961, 5071, 7381, 18901, 27511, 28121, 55781, 207911, 302621, 309331, 1152961, 2287021, 3402641, 12682571, 139508281]

約数ペア:

[(1, 139508281), (11, 12682571), (41, 3402641), (61, 2287021), (121, 1152961), (451, 309331), (461, 302621), (671, 207911), (2501, 55781), (4961, 28121), (5071, 27511), (7381, 18901)]