25662105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 52101504

約数和(自身を除く): 26439399

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 1987, 2583, 4305, 5961, 9935, 12915, 13909, 17883, 29805, 41727, 69545, 81467, 89415, 125181, 208635, 244401, 407335, 570269, 625905, 733203, 1222005, 1710807, 2851345, 3666015, 5132421, 8554035, 25662105]

約数ペア:

[(1, 25662105), (3, 8554035), (5, 5132421), (7, 3666015), (9, 2851345), (15, 1710807), (21, 1222005), (35, 733203), (41, 625905), (45, 570269), (63, 407335), (105, 244401), (123, 208635), (205, 125181), (287, 89415), (315, 81467), (369, 69545), (615, 41727), (861, 29805), (1435, 17883), (1845, 13909), (1987, 12915), (2583, 9935), (4305, 5961)]