256307102253

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{81919}}^1$

素因数の和:82076

約数の個数: 60

約数和(自身を含む): 407872143360

約数和(自身を除く): 151565041107

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 361, 513, 963, 1083, 1539, 2033, 2889, 3249, 6099, 8667, 9747, 18297, 29241, 38627, 54891, 81919, 115881, 164673, 245757, 347643, 737271, 1042929, 1556461, 2211813, 3128787, 4669383, 6635439, 8765333, 14008149, 26295999, 29572759, 42024447, 78887997, 88718277, 126073341, 166541327, 236663991, 266154831, 499623981, 709991973, 798464493, 1498871943, 2395393479, 3164285213, 4496615829, 9492855639, 13489847487, 28478566917, 85435700751, 256307102253]

約数ペア:

[(1, 256307102253), (3, 85435700751), (9, 28478566917), (19, 13489847487), (27, 9492855639), (57, 4496615829), (81, 3164285213), (107, 2395393479), (171, 1498871943), (321, 798464493), (361, 709991973), (513, 499623981), (963, 266154831), (1083, 236663991), (1539, 166541327), (2033, 126073341), (2889, 88718277), (3249, 78887997), (6099, 42024447), (8667, 29572759), (9747, 26295999), (18297, 14008149), (29241, 8765333), (38627, 6635439), (54891, 4669383), (81919, 3128787), (115881, 2211813), (164673, 1556461), (245757, 1042929), (347643, 737271)]