281314385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6997}}^1$

素因数の和:7073

約数の個数: 32

約数和(自身を含む): 399053952

約数和(自身を除く): 117739567

約数列:

[1, 5, 11, 17, 43, 55, 85, 187, 215, 473, 731, 935, 2365, 3655, 6997, 8041, 34985, 40205, 76967, 118949, 300871, 384835, 594745, 1308439, 1504355, 3309581, 5114807, 6542195, 16547905, 25574035, 56262877, 281314385]

約数ペア:

[(1, 281314385), (5, 56262877), (11, 25574035), (17, 16547905), (43, 6542195), (55, 5114807), (85, 3309581), (187, 1504355), (215, 1308439), (473, 594745), (731, 384835), (935, 300871), (2365, 118949), (3655, 76967), (6997, 40205), (8041, 34985)]