2254959

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 40

約数和(自身を含む): 3984288

約数和(自身を除く): 1729329

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 97, 123, 189, 287, 291, 369, 567, 679, 861, 873, 1107, 2037, 2583, 2619, 3321, 3977, 6111, 7749, 7857, 11931, 18333, 23247, 27839, 35793, 54999, 83517, 107379, 250551, 322137, 751653, 2254959]

約数ペア:

[(1, 2254959), (3, 751653), (7, 322137), (9, 250551), (21, 107379), (27, 83517), (41, 54999), (63, 35793), (81, 27839), (97, 23247), (123, 18333), (189, 11931), (287, 7857), (291, 7749), (369, 6111), (567, 3977), (679, 3321), (861, 2619), (873, 2583), (1107, 2037)]