28190484

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{761}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 85344000

約数和(自身を除く): 57153516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 588, 686, 756, 761, 882, 1029, 1323, 1372, 1522, 1764, 2058, 2283, 2646, 3044, 3087, 4116, 4566, 5292, 5327, 6174, 6849, 9132, 9261, 10654, 12348, 13698, 15981, 18522, 20547, 21308, 27396, 31962, 37044, 37289, 41094, 47943, 63924, 74578, 82188, 95886, 111867, 143829, 149156, 191772, 223734, 261023, 287658, 335601, 447468, 522046, 575316, 671202, 783069, 1006803, 1044092, 1342404, 1566138, 2013606, 2349207, 3132276, 4027212, 4698414, 7047621, 9396828, 14095242, 28190484]

約数ペア:

[(1, 28190484), (2, 14095242), (3, 9396828), (4, 7047621), (6, 4698414), (7, 4027212), (9, 3132276), (12, 2349207), (14, 2013606), (18, 1566138), (21, 1342404), (27, 1044092), (28, 1006803), (36, 783069), (42, 671202), (49, 575316), (54, 522046), (63, 447468), (84, 335601), (98, 287658), (108, 261023), (126, 223734), (147, 191772), (189, 149156), (196, 143829), (252, 111867), (294, 95886), (343, 82188), (378, 74578), (441, 63924), (588, 47943), (686, 41094), (756, 37289), (761, 37044), (882, 31962), (1029, 27396), (1323, 21308), (1372, 20547), (1522, 18522), (1764, 15981), (2058, 13698), (2283, 12348), (2646, 10654), (3044, 9261), (3087, 9132), (4116, 6849), (4566, 6174), (5292, 5327)]