289430055

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 515633664

約数和(自身を除く): 226203609

約数列:

[1, 3, 5, 9, 15, 45, 61, 97, 183, 291, 305, 485, 549, 873, 915, 1087, 1455, 2745, 3261, 4365, 5435, 5917, 9783, 16305, 17751, 29585, 48915, 53253, 66307, 88755, 105439, 198921, 266265, 316317, 331535, 527195, 596763, 948951, 994605, 1581585, 2983815, 4744755, 6431779, 19295337, 32158895, 57886011, 96476685, 289430055]

約数ペア:

[(1, 289430055), (3, 96476685), (5, 57886011), (9, 32158895), (15, 19295337), (45, 6431779), (61, 4744755), (97, 2983815), (183, 1581585), (291, 994605), (305, 948951), (485, 596763), (549, 527195), (873, 331535), (915, 316317), (1087, 266265), (1455, 198921), (2745, 105439), (3261, 88755), (4365, 66307), (5435, 53253), (5917, 48915), (9783, 29585), (16305, 17751)]