28293384

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 82685520

約数和(自身を除く): 54392136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 491, 588, 686, 982, 1029, 1176, 1372, 1473, 1964, 2058, 2401, 2744, 2946, 3437, 3928, 4116, 4802, 5892, 6874, 7203, 8232, 9604, 10311, 11784, 13748, 14406, 19208, 20622, 24059, 27496, 28812, 41244, 48118, 57624, 72177, 82488, 96236, 144354, 168413, 192472, 288708, 336826, 505239, 577416, 673652, 1010478, 1178891, 1347304, 2020956, 2357782, 3536673, 4041912, 4715564, 7073346, 9431128, 14146692, 28293384]

約数ペア:

[(1, 28293384), (2, 14146692), (3, 9431128), (4, 7073346), (6, 4715564), (7, 4041912), (8, 3536673), (12, 2357782), (14, 2020956), (21, 1347304), (24, 1178891), (28, 1010478), (42, 673652), (49, 577416), (56, 505239), (84, 336826), (98, 288708), (147, 192472), (168, 168413), (196, 144354), (294, 96236), (343, 82488), (392, 72177), (491, 57624), (588, 48118), (686, 41244), (982, 28812), (1029, 27496), (1176, 24059), (1372, 20622), (1473, 19208), (1964, 14406), (2058, 13748), (2401, 11784), (2744, 10311), (2946, 9604), (3437, 8232), (3928, 7203), (4116, 6874), (4802, 5892)]