26869815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 53621568

約数和(自身を除く): 26751753

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 315, 433, 591, 985, 1299, 1379, 1773, 2165, 2955, 3031, 3897, 4137, 6495, 6895, 8865, 9093, 12411, 15155, 19485, 20685, 27279, 45465, 62055, 85301, 136395, 255903, 426505, 597107, 767709, 1279515, 1791321, 2985535, 3838545, 5373963, 8956605, 26869815]

約数ペア:

[(1, 26869815), (3, 8956605), (5, 5373963), (7, 3838545), (9, 2985535), (15, 1791321), (21, 1279515), (35, 767709), (45, 597107), (63, 426505), (105, 255903), (197, 136395), (315, 85301), (433, 62055), (591, 45465), (985, 27279), (1299, 20685), (1379, 19485), (1773, 15155), (2165, 12411), (2955, 9093), (3031, 8865), (3897, 6895), (4137, 6495)]