1220277

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 1752192

約数和(自身を除く): 531915

約数列:

[1, 3, 17, 51, 71, 213, 337, 1011, 1207, 3621, 5729, 17187, 23927, 71781, 406759, 1220277]

約数ペア:

[(1, 1220277), (3, 406759), (17, 71781), (51, 23927), (71, 17187), (213, 5729), (337, 3621), (1011, 1207)]