55858257

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 100067968

約数和(自身を除く): 44209711

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 241, 273, 283, 723, 819, 849, 1687, 1981, 2169, 2547, 3133, 3679, 5061, 5943, 9399, 11037, 15183, 17829, 21931, 25753, 28197, 33111, 65793, 68203, 77259, 197379, 204609, 231777, 477421, 613827, 886639, 1432263, 2659917, 4296789, 6206473, 7979751, 18619419, 55858257]

約数ペア:

[(1, 55858257), (3, 18619419), (7, 7979751), (9, 6206473), (13, 4296789), (21, 2659917), (39, 1432263), (63, 886639), (91, 613827), (117, 477421), (241, 231777), (273, 204609), (283, 197379), (723, 77259), (819, 68203), (849, 65793), (1687, 33111), (1981, 28197), (2169, 25753), (2547, 21931), (3133, 17829), (3679, 15183), (5061, 11037), (5943, 9399)]