1991002607

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{2521}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 2246012496

約数和(自身を除く): 255009889

約数列:

[1, 11, 61, 107, 121, 671, 1177, 2521, 6527, 7381, 12947, 27731, 71797, 153781, 269747, 305041, 789767, 1691591, 2967217, 16454567, 18607501, 32639387, 181000237, 1991002607]

約数ペア:

[(1, 1991002607), (11, 181000237), (61, 32639387), (107, 18607501), (121, 16454567), (671, 2967217), (1177, 1691591), (2521, 789767), (6527, 305041), (7381, 269747), (12947, 153781), (27731, 71797)]