28888002

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 160

約数和(自身を含む): 80498880

約数和(自身を除く): 51610878

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 29, 33, 39, 43, 54, 58, 66, 78, 81, 86, 87, 99, 117, 129, 143, 162, 174, 198, 234, 258, 261, 286, 297, 319, 351, 377, 387, 429, 473, 522, 559, 594, 638, 702, 754, 774, 783, 858, 891, 946, 957, 1053, 1118, 1131, 1161, 1247, 1287, 1419, 1566, 1677, 1782, 1914, 2106, 2262, 2322, 2349, 2494, 2574, 2838, 2871, 3354, 3393, 3483, 3741, 3861, 4147, 4257, 4698, 5031, 5742, 6149, 6786, 6966, 7482, 7722, 8294, 8514, 8613, 10062, 10179, 11223, 11583, 12298, 12441, 12771, 13717, 15093, 16211, 17226, 18447, 20358, 22446, 23166, 24882, 25542, 25839, 27434, 30186, 30537, 32422, 33669, 36894, 37323, 38313, 41151, 45279, 48633, 51678, 55341, 61074, 67338, 74646, 76626, 82302, 90558, 97266, 101007, 110682, 111969, 123453, 145899, 166023, 178321, 202014, 223938, 246906, 291798, 332046, 335907, 356642, 370359, 437697, 498069, 534963, 671814, 740718, 875394, 996138, 1069926, 1111077, 1313091, 1604889, 2222154, 2626182, 3209778, 4814667, 9629334, 14444001, 28888002]

約数ペア:

[(1, 28888002), (2, 14444001), (3, 9629334), (6, 4814667), (9, 3209778), (11, 2626182), (13, 2222154), (18, 1604889), (22, 1313091), (26, 1111077), (27, 1069926), (29, 996138), (33, 875394), (39, 740718), (43, 671814), (54, 534963), (58, 498069), (66, 437697), (78, 370359), (81, 356642), (86, 335907), (87, 332046), (99, 291798), (117, 246906), (129, 223938), (143, 202014), (162, 178321), (174, 166023), (198, 145899), (234, 123453), (258, 111969), (261, 110682), (286, 101007), (297, 97266), (319, 90558), (351, 82302), (377, 76626), (387, 74646), (429, 67338), (473, 61074), (522, 55341), (559, 51678), (594, 48633), (638, 45279), (702, 41151), (754, 38313), (774, 37323), (783, 36894), (858, 33669), (891, 32422), (946, 30537), (957, 30186), (1053, 27434), (1118, 25839), (1131, 25542), (1161, 24882), (1247, 23166), (1287, 22446), (1419, 20358), (1566, 18447), (1677, 17226), (1782, 16211), (1914, 15093), (2106, 13717), (2262, 12771), (2322, 12441), (2349, 12298), (2494, 11583), (2574, 11223), (2838, 10179), (2871, 10062), (3354, 8613), (3393, 8514), (3483, 8294), (3741, 7722), (3861, 7482), (4147, 6966), (4257, 6786), (4698, 6149), (5031, 5742)]