197521401

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 359313408

約数和(自身を除く): 161792007

約数列:

[1, 3, 7, 11, 21, 23, 33, 47, 49, 69, 77, 113, 141, 147, 161, 231, 253, 329, 339, 483, 517, 539, 759, 791, 987, 1081, 1127, 1243, 1551, 1617, 1771, 2303, 2373, 2599, 3243, 3381, 3619, 3729, 5311, 5313, 5537, 6909, 7567, 7797, 8701, 10857, 11891, 12397, 15933, 16611, 18193, 22701, 25333, 26103, 28589, 35673, 37177, 37191, 52969, 54579, 58421, 60907, 75999, 83237, 85767, 111531, 122153, 127351, 158907, 175263, 182721, 200123, 249711, 260239, 366459, 382053, 408947, 582659, 600369, 780717, 855071, 1226841, 1343683, 1400861, 1747977, 2565213, 2862629, 4031049, 4202583, 5985497, 8587887, 9405781, 17956491, 28217343, 65840467, 197521401]

約数ペア:

[(1, 197521401), (3, 65840467), (7, 28217343), (11, 17956491), (21, 9405781), (23, 8587887), (33, 5985497), (47, 4202583), (49, 4031049), (69, 2862629), (77, 2565213), (113, 1747977), (141, 1400861), (147, 1343683), (161, 1226841), (231, 855071), (253, 780717), (329, 600369), (339, 582659), (483, 408947), (517, 382053), (539, 366459), (759, 260239), (791, 249711), (987, 200123), (1081, 182721), (1127, 175263), (1243, 158907), (1551, 127351), (1617, 122153), (1771, 111531), (2303, 85767), (2373, 83237), (2599, 75999), (3243, 60907), (3381, 58421), (3619, 54579), (3729, 52969), (5311, 37191), (5313, 37177), (5537, 35673), (6909, 28589), (7567, 26103), (7797, 25333), (8701, 22701), (10857, 18193), (11891, 16611), (12397, 15933)]