128304876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{3061}}^1$

素因数の和:3574

約数の個数: 48

約数和(自身を含む): 342944000

約数和(自身を除く): 214639124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 499, 998, 1497, 1996, 2994, 3061, 3493, 5988, 6122, 6986, 9183, 10479, 12244, 13972, 18366, 20958, 21427, 36732, 41916, 42854, 64281, 85708, 128562, 257124, 1527439, 3054878, 4582317, 6109756, 9164634, 10692073, 18329268, 21384146, 32076219, 42768292, 64152438, 128304876]

約数ペア:

[(1, 128304876), (2, 64152438), (3, 42768292), (4, 32076219), (6, 21384146), (7, 18329268), (12, 10692073), (14, 9164634), (21, 6109756), (28, 4582317), (42, 3054878), (84, 1527439), (499, 257124), (998, 128562), (1497, 85708), (1996, 64281), (2994, 42854), (3061, 41916), (3493, 36732), (5988, 21427), (6122, 20958), (6986, 18366), (9183, 13972), (10479, 12244)]