2787057

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 5136768

約数和(自身を除く): 2349711

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 83, 91, 117, 123, 249, 273, 287, 369, 533, 581, 747, 819, 861, 1079, 1599, 1743, 2583, 3237, 3403, 3731, 4797, 5229, 7553, 9711, 10209, 11193, 22659, 23821, 30627, 33579, 44239, 67977, 71463, 132717, 214389, 309673, 398151, 929019, 2787057]

約数ペア:

[(1, 2787057), (3, 929019), (7, 398151), (9, 309673), (13, 214389), (21, 132717), (39, 71463), (41, 67977), (63, 44239), (83, 33579), (91, 30627), (117, 23821), (123, 22659), (249, 11193), (273, 10209), (287, 9711), (369, 7553), (533, 5229), (581, 4797), (747, 3731), (819, 3403), (861, 3237), (1079, 2583), (1599, 1743)]