2578147605

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 5146831872

約数和(自身を除く): 2568684267

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 67, 99, 111, 121, 165, 185, 191, 201, 333, 335, 363, 407, 495, 555, 573, 603, 605, 737, 955, 1005, 1089, 1221, 1665, 1719, 1815, 2035, 2101, 2211, 2479, 2865, 3015, 3663, 3685, 4477, 5445, 6105, 6303, 6633, 7067, 7437, 8107, 8595, 10505, 11055, 12395, 12797, 13431, 18315, 18909, 21201, 22311, 22385, 23111, 24321, 27269, 31515, 33165, 35335, 37185, 38391, 40293, 40535, 63603, 63985, 67155, 69333, 72963, 77737, 81807, 94545, 106005, 111555, 115173, 115555, 121605, 136345, 140767, 191955, 201465, 207999, 233211, 245421, 299959, 318015, 346665, 364815, 388685, 409035, 422301, 473489, 575865, 699633, 703835, 855107, 899877, 1039995, 1166055, 1227105, 1266903, 1420467, 1499795, 1548437, 2111505, 2367445, 2565321, 2699631, 3498165, 4261401, 4275535, 4499385, 4645311, 5208379, 6334515, 7102335, 7695963, 7742185, 12826605, 13498155, 13935933, 15625137, 21307005, 23226555, 26041895, 38479815, 46875411, 57292169, 69679665, 78125685, 171876507, 234377055, 286460845, 515629521, 859382535, 2578147605]

約数ペア:

[(1, 2578147605), (3, 859382535), (5, 515629521), (9, 286460845), (11, 234377055), (15, 171876507), (33, 78125685), (37, 69679665), (45, 57292169), (55, 46875411), (67, 38479815), (99, 26041895), (111, 23226555), (121, 21307005), (165, 15625137), (185, 13935933), (191, 13498155), (201, 12826605), (333, 7742185), (335, 7695963), (363, 7102335), (407, 6334515), (495, 5208379), (555, 4645311), (573, 4499385), (603, 4275535), (605, 4261401), (737, 3498165), (955, 2699631), (1005, 2565321), (1089, 2367445), (1221, 2111505), (1665, 1548437), (1719, 1499795), (1815, 1420467), (2035, 1266903), (2101, 1227105), (2211, 1166055), (2479, 1039995), (2865, 899877), (3015, 855107), (3663, 703835), (3685, 699633), (4477, 575865), (5445, 473489), (6105, 422301), (6303, 409035), (6633, 388685), (7067, 364815), (7437, 346665), (8107, 318015), (8595, 299959), (10505, 245421), (11055, 233211), (12395, 207999), (12797, 201465), (13431, 191955), (18315, 140767), (18909, 136345), (21201, 121605), (22311, 115555), (22385, 115173), (23111, 111555), (24321, 106005), (27269, 94545), (31515, 81807), (33165, 77737), (35335, 72963), (37185, 69333), (38391, 67155), (40293, 63985), (40535, 63603)]