26778885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 53329920

約数和(自身を除く): 26551035

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 57, 93, 95, 105, 133, 155, 217, 285, 399, 433, 465, 589, 651, 665, 1085, 1299, 1767, 1995, 2165, 2945, 3031, 3255, 4123, 6495, 8227, 8835, 9093, 12369, 13423, 15155, 20615, 24681, 40269, 41135, 45465, 57589, 61845, 67115, 93961, 123405, 172767, 201345, 255037, 281883, 287945, 469805, 765111, 863835, 1275185, 1409415, 1785259, 3825555, 5355777, 8926295, 26778885]

約数ペア:

[(1, 26778885), (3, 8926295), (5, 5355777), (7, 3825555), (15, 1785259), (19, 1409415), (21, 1275185), (31, 863835), (35, 765111), (57, 469805), (93, 287945), (95, 281883), (105, 255037), (133, 201345), (155, 172767), (217, 123405), (285, 93961), (399, 67115), (433, 61845), (465, 57589), (589, 45465), (651, 41135), (665, 40269), (1085, 24681), (1299, 20615), (1767, 15155), (1995, 13423), (2165, 12369), (2945, 9093), (3031, 8835), (3255, 8227), (4123, 6495)]