7788771

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 4652829

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 239, 459, 639, 717, 1207, 1917, 2151, 3621, 4063, 6453, 10863, 12189, 16969, 32589, 36567, 50907, 109701, 152721, 288473, 458163, 865419, 2596257, 7788771]

約数ペア:

[(1, 7788771), (3, 2596257), (9, 865419), (17, 458163), (27, 288473), (51, 152721), (71, 109701), (153, 50907), (213, 36567), (239, 32589), (459, 16969), (639, 12189), (717, 10863), (1207, 6453), (1917, 4063), (2151, 3621)]