261741294

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 80

約数和(自身を含む): 607034736

約数和(自身を除く): 345293442

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 157, 162, 246, 251, 314, 369, 471, 502, 738, 753, 942, 1107, 1413, 1506, 2214, 2259, 2826, 3321, 4239, 4518, 6437, 6642, 6777, 8478, 10291, 12717, 12874, 13554, 19311, 20331, 20582, 25434, 30873, 38622, 39407, 40662, 57933, 61746, 78814, 92619, 115866, 118221, 173799, 185238, 236442, 277857, 347598, 354663, 521397, 555714, 709326, 833571, 1042794, 1063989, 1615687, 1667142, 2127978, 3191967, 3231374, 4847061, 6383934, 9694122, 14541183, 29082366, 43623549, 87247098, 130870647, 261741294]

約数ペア:

[(1, 261741294), (2, 130870647), (3, 87247098), (6, 43623549), (9, 29082366), (18, 14541183), (27, 9694122), (41, 6383934), (54, 4847061), (81, 3231374), (82, 3191967), (123, 2127978), (157, 1667142), (162, 1615687), (246, 1063989), (251, 1042794), (314, 833571), (369, 709326), (471, 555714), (502, 521397), (738, 354663), (753, 347598), (942, 277857), (1107, 236442), (1413, 185238), (1506, 173799), (2214, 118221), (2259, 115866), (2826, 92619), (3321, 78814), (4239, 61746), (4518, 57933), (6437, 40662), (6642, 39407), (6777, 38622), (8478, 30873), (10291, 25434), (12717, 20582), (12874, 20331), (13554, 19311)]