25929981

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 51757056

約数和(自身を除く): 25827075

約数列:

[1, 3, 7, 9, 11, 17, 21, 31, 33, 51, 63, 71, 77, 93, 99, 119, 153, 187, 213, 217, 231, 279, 341, 357, 497, 527, 561, 639, 651, 693, 781, 1023, 1071, 1207, 1309, 1491, 1581, 1683, 1953, 2201, 2343, 2387, 3069, 3621, 3689, 3927, 4473, 4743, 5467, 5797, 6603, 7029, 7161, 8449, 10863, 11067, 11781, 13277, 15407, 16401, 17391, 19809, 21483, 24211, 25347, 33201, 37417, 39831, 40579, 46221, 49203, 52173, 72633, 76041, 92939, 112251, 119493, 121737, 138663, 169477, 217899, 261919, 278817, 336753, 365211, 411587, 508431, 785757, 836451, 1234761, 1525293, 2357271, 2881109, 3704283, 8643327, 25929981]

約数ペア:

[(1, 25929981), (3, 8643327), (7, 3704283), (9, 2881109), (11, 2357271), (17, 1525293), (21, 1234761), (31, 836451), (33, 785757), (51, 508431), (63, 411587), (71, 365211), (77, 336753), (93, 278817), (99, 261919), (119, 217899), (153, 169477), (187, 138663), (213, 121737), (217, 119493), (231, 112251), (279, 92939), (341, 76041), (357, 72633), (497, 52173), (527, 49203), (561, 46221), (639, 40579), (651, 39831), (693, 37417), (781, 33201), (1023, 25347), (1071, 24211), (1207, 21483), (1309, 19809), (1491, 17391), (1581, 16401), (1683, 15407), (1953, 13277), (2201, 11781), (2343, 11067), (2387, 10863), (3069, 8449), (3621, 7161), (3689, 7029), (3927, 6603), (4473, 5797), (4743, 5467)]