12750255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2381}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 26754624

約数和(自身を除く): 14004369

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 2381, 5355, 7143, 11905, 16667, 21429, 35715, 40477, 50001, 83335, 107145, 121431, 150003, 202385, 250005, 283339, 364293, 607155, 750015, 850017, 1416695, 1821465, 2550051, 4250085, 12750255]

約数ペア:

[(1, 12750255), (3, 4250085), (5, 2550051), (7, 1821465), (9, 1416695), (15, 850017), (17, 750015), (21, 607155), (35, 364293), (45, 283339), (51, 250005), (63, 202385), (85, 150003), (105, 121431), (119, 107145), (153, 83335), (255, 50001), (315, 40477), (357, 35715), (595, 21429), (765, 16667), (1071, 11905), (1785, 7143), (2381, 5355)]