2551405857

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{18077}}^1$

素因数の和:18158

約数の個数: 64

約数和(自身を含む): 4664991744

約数和(自身を除く): 2113585887

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 47, 77, 91, 141, 143, 231, 273, 329, 429, 517, 611, 987, 1001, 1551, 1833, 3003, 3619, 4277, 6721, 10857, 12831, 18077, 20163, 47047, 54231, 126539, 141141, 198847, 235001, 379617, 596541, 705003, 849619, 1391929, 1645007, 2548857, 2585011, 4175787, 4935021, 5947333, 7755033, 9345809, 11045047, 17841999, 18095077, 28037427, 33135141, 54285231, 65420663, 77315329, 121495517, 196261989, 231945987, 364486551, 850468619, 2551405857]

約数ペア:

[(1, 2551405857), (3, 850468619), (7, 364486551), (11, 231945987), (13, 196261989), (21, 121495517), (33, 77315329), (39, 65420663), (47, 54285231), (77, 33135141), (91, 28037427), (141, 18095077), (143, 17841999), (231, 11045047), (273, 9345809), (329, 7755033), (429, 5947333), (517, 4935021), (611, 4175787), (987, 2585011), (1001, 2548857), (1551, 1645007), (1833, 1391929), (3003, 849619), (3619, 705003), (4277, 596541), (6721, 379617), (10857, 235001), (12831, 198847), (18077, 141141), (20163, 126539), (47047, 54231)]