20100145401

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{175979}}^1$

素因数の和:176043

約数の個数: 48

約数和(自身を含む): 34773648000

約数和(自身を除く): 14673502599

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 343, 441, 777, 1029, 1813, 2331, 3087, 5439, 12691, 16317, 38073, 114219, 175979, 527937, 1231853, 1583811, 3695559, 6511223, 8622971, 11086677, 19533669, 25868913, 45578561, 58601007, 60360797, 77606739, 136735683, 181082391, 319049927, 410207049, 543247173, 957149781, 2233349489, 2871449343, 6700048467, 20100145401]

約数ペア:

[(1, 20100145401), (3, 6700048467), (7, 2871449343), (9, 2233349489), (21, 957149781), (37, 543247173), (49, 410207049), (63, 319049927), (111, 181082391), (147, 136735683), (259, 77606739), (333, 60360797), (343, 58601007), (441, 45578561), (777, 25868913), (1029, 19533669), (1813, 11086677), (2331, 8622971), (3087, 6511223), (5439, 3695559), (12691, 1583811), (16317, 1231853), (38073, 527937), (114219, 175979)]