12722997

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2111}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 20224512

約数和(自身を除く): 7501515

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2111, 6027, 6333, 14777, 44331, 86551, 103439, 259653, 310317, 605857, 1817571, 4240999, 12722997]

約数ペア:

[(1, 12722997), (3, 4240999), (7, 1817571), (21, 605857), (41, 310317), (49, 259653), (123, 103439), (147, 86551), (287, 44331), (861, 14777), (2009, 6333), (2111, 6027)]