891006026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{321199}}^1$

素因数の和:321293

約数の個数: 16

約数和(自身を含む): 1426128000

約数和(自身を除く): 535121974

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 321199, 642398, 6102781, 12205562, 23447527, 46895054, 445503013, 891006026]

約数ペア:

[(1, 891006026), (2, 445503013), (19, 46895054), (38, 23447527), (73, 12205562), (146, 6102781), (1387, 642398), (2774, 321199)]