2812887

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 60

約数和(自身を含む): 5407248

約数和(自身を除く): 2594361

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 41, 63, 77, 81, 99, 121, 123, 189, 231, 287, 297, 363, 369, 451, 567, 693, 847, 861, 891, 1089, 1107, 1353, 2079, 2541, 2583, 3157, 3267, 3321, 4059, 4961, 6237, 7623, 7749, 9471, 9801, 12177, 14883, 22869, 23247, 28413, 34727, 36531, 44649, 68607, 85239, 104181, 133947, 255717, 312543, 401841, 937629, 2812887]

約数ペア:

[(1, 2812887), (3, 937629), (7, 401841), (9, 312543), (11, 255717), (21, 133947), (27, 104181), (33, 85239), (41, 68607), (63, 44649), (77, 36531), (81, 34727), (99, 28413), (121, 23247), (123, 22869), (189, 14883), (231, 12177), (287, 9801), (297, 9471), (363, 7749), (369, 7623), (451, 6237), (567, 4961), (693, 4059), (847, 3321), (861, 3267), (891, 3157), (1089, 2583), (1107, 2541), (1353, 2079)]