81567782

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{4523}}^1$

素因数の和:4723

約数の個数: 16

約数和(自身を含む): 125079552

約数和(自身を除く): 43511770

約数列:

[1, 2, 71, 127, 142, 254, 4523, 9017, 9046, 18034, 321133, 574421, 642266, 1148842, 40783891, 81567782]

約数ペア:

[(1, 81567782), (2, 40783891), (71, 1148842), (127, 642266), (142, 574421), (254, 321133), (4523, 18034), (9017, 9046)]