2898889317

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 4704480000

約数和(自身を除く): 1805590683

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 149, 153, 199, 213, 447, 459, 597, 639, 1207, 1341, 1377, 1791, 1917, 2533, 3383, 3621, 4023, 5373, 5751, 7599, 10149, 10579, 10863, 12069, 14129, 16119, 22797, 29651, 30447, 31737, 32589, 42387, 68391, 88953, 91341, 95211, 97767, 127161, 179843, 205173, 240193, 266859, 274023, 285633, 381483, 504067, 539529, 720579, 800577, 856899, 1144449, 1512201, 1618587, 2105221, 2161737, 2401731, 4536603, 4855761, 6315663, 6485211, 13609809, 14567283, 18946989, 19455633, 35788757, 40829427, 56840967, 107366271, 170522901, 322098813, 966296439, 2898889317]

約数ペア:

[(1, 2898889317), (3, 966296439), (9, 322098813), (17, 170522901), (27, 107366271), (51, 56840967), (71, 40829427), (81, 35788757), (149, 19455633), (153, 18946989), (199, 14567283), (213, 13609809), (447, 6485211), (459, 6315663), (597, 4855761), (639, 4536603), (1207, 2401731), (1341, 2161737), (1377, 2105221), (1791, 1618587), (1917, 1512201), (2533, 1144449), (3383, 856899), (3621, 800577), (4023, 720579), (5373, 539529), (5751, 504067), (7599, 381483), (10149, 285633), (10579, 274023), (10863, 266859), (12069, 240193), (14129, 205173), (16119, 179843), (22797, 127161), (29651, 97767), (30447, 95211), (31737, 91341), (32589, 88953), (42387, 68391)]