7820127

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1229}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 13047840

約数和(自身を除く): 5227713

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 1229, 2121, 3687, 6363, 8603, 11061, 25809, 77427, 124129, 372387, 868903, 1117161, 2606709, 7820127]

約数ペア:

[(1, 7820127), (3, 2606709), (7, 1117161), (9, 868903), (21, 372387), (63, 124129), (101, 77427), (303, 25809), (707, 11061), (909, 8603), (1229, 6363), (2121, 3687)]