28863828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2437}}^1$

素因数の和:2501

約数の個数: 72

約数和(自身を含む): 85193472

約数和(自身を除く): 56329644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2437, 2961, 3948, 4874, 5922, 7311, 9748, 11844, 14622, 17059, 21933, 29244, 34118, 43866, 51177, 68236, 87732, 102354, 114539, 153531, 204708, 229078, 307062, 343617, 458156, 614124, 687234, 801773, 1030851, 1374468, 1603546, 2061702, 2405319, 3207092, 4123404, 4810638, 7215957, 9621276, 14431914, 28863828]

約数ペア:

[(1, 28863828), (2, 14431914), (3, 9621276), (4, 7215957), (6, 4810638), (7, 4123404), (9, 3207092), (12, 2405319), (14, 2061702), (18, 1603546), (21, 1374468), (28, 1030851), (36, 801773), (42, 687234), (47, 614124), (63, 458156), (84, 343617), (94, 307062), (126, 229078), (141, 204708), (188, 153531), (252, 114539), (282, 102354), (329, 87732), (423, 68236), (564, 51177), (658, 43866), (846, 34118), (987, 29244), (1316, 21933), (1692, 17059), (1974, 14622), (2437, 11844), (2961, 9748), (3948, 7311), (4874, 5922)]