28071072

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{3361}}^1$

素因数の和:3406

約数の個数: 72

約数和(自身を含む): 82604340

約数和(自身を除く): 54533268

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 3361, 4176, 6722, 8352, 10083, 13444, 20166, 26888, 30249, 40332, 53776, 60498, 80664, 97469, 107552, 120996, 161328, 194938, 241992, 292407, 322656, 389876, 483984, 584814, 779752, 877221, 967968, 1169628, 1559504, 1754442, 2339256, 3119008, 3508884, 4678512, 7017768, 9357024, 14035536, 28071072]

約数ペア:

[(1, 28071072), (2, 14035536), (3, 9357024), (4, 7017768), (6, 4678512), (8, 3508884), (9, 3119008), (12, 2339256), (16, 1754442), (18, 1559504), (24, 1169628), (29, 967968), (32, 877221), (36, 779752), (48, 584814), (58, 483984), (72, 389876), (87, 322656), (96, 292407), (116, 241992), (144, 194938), (174, 161328), (232, 120996), (261, 107552), (288, 97469), (348, 80664), (464, 60498), (522, 53776), (696, 40332), (928, 30249), (1044, 26888), (1392, 20166), (2088, 13444), (2784, 10083), (3361, 8352), (4176, 6722)]