28267512

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 90636840

約数和(自身を除く): 62369328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 43, 49, 52, 56, 78, 84, 86, 91, 98, 104, 129, 147, 156, 168, 172, 182, 196, 258, 273, 294, 301, 312, 344, 364, 392, 516, 546, 559, 588, 602, 637, 728, 903, 1032, 1092, 1118, 1176, 1204, 1274, 1677, 1806, 1849, 1911, 2107, 2184, 2236, 2408, 2548, 3354, 3612, 3698, 3822, 3913, 4214, 4472, 5096, 5547, 6321, 6708, 7224, 7396, 7644, 7826, 8428, 11094, 11739, 12642, 12943, 13416, 14792, 15288, 15652, 16856, 22188, 23478, 24037, 25284, 25886, 27391, 31304, 38829, 44376, 46956, 48074, 50568, 51772, 54782, 72111, 77658, 82173, 90601, 93912, 96148, 103544, 109564, 144222, 155316, 164346, 168259, 181202, 192296, 219128, 271803, 288444, 310632, 328692, 336518, 362404, 504777, 543606, 576888, 657384, 673036, 724808, 1009554, 1087212, 1177813, 1346072, 2019108, 2174424, 2355626, 3533439, 4038216, 4711252, 7066878, 9422504, 14133756, 28267512]

約数ペア:

[(1, 28267512), (2, 14133756), (3, 9422504), (4, 7066878), (6, 4711252), (7, 4038216), (8, 3533439), (12, 2355626), (13, 2174424), (14, 2019108), (21, 1346072), (24, 1177813), (26, 1087212), (28, 1009554), (39, 724808), (42, 673036), (43, 657384), (49, 576888), (52, 543606), (56, 504777), (78, 362404), (84, 336518), (86, 328692), (91, 310632), (98, 288444), (104, 271803), (129, 219128), (147, 192296), (156, 181202), (168, 168259), (172, 164346), (182, 155316), (196, 144222), (258, 109564), (273, 103544), (294, 96148), (301, 93912), (312, 90601), (344, 82173), (364, 77658), (392, 72111), (516, 54782), (546, 51772), (559, 50568), (588, 48074), (602, 46956), (637, 44376), (728, 38829), (903, 31304), (1032, 27391), (1092, 25886), (1118, 25284), (1176, 24037), (1204, 23478), (1274, 22188), (1677, 16856), (1806, 15652), (1849, 15288), (1911, 14792), (2107, 13416), (2184, 12943), (2236, 12642), (2408, 11739), (2548, 11094), (3354, 8428), (3612, 7826), (3698, 7644), (3822, 7396), (3913, 7224), (4214, 6708), (4472, 6321), (5096, 5547)]