6687945

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 12916800

約数和(自身を除く): 6228855

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 165, 177, 229, 295, 495, 531, 649, 687, 885, 1145, 1947, 2061, 2519, 2655, 3245, 3435, 5841, 7557, 9735, 10305, 12595, 13511, 22671, 29205, 37785, 40533, 67555, 113355, 121599, 148621, 202665, 445863, 607995, 743105, 1337589, 2229315, 6687945]

約数ペア:

[(1, 6687945), (3, 2229315), (5, 1337589), (9, 743105), (11, 607995), (15, 445863), (33, 202665), (45, 148621), (55, 121599), (59, 113355), (99, 67555), (165, 40533), (177, 37785), (229, 29205), (295, 22671), (495, 13511), (531, 12595), (649, 10305), (687, 9735), (885, 7557), (1145, 5841), (1947, 3435), (2061, 3245), (2519, 2655)]