28079576

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 60372000

約数和(自身を除く): 32292424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1289, 1556, 2578, 2723, 3112, 5156, 5446, 9023, 10312, 10892, 18046, 21784, 36092, 72184, 501421, 1002842, 2005684, 3509947, 4011368, 7019894, 14039788, 28079576]

約数ペア:

[(1, 28079576), (2, 14039788), (4, 7019894), (7, 4011368), (8, 3509947), (14, 2005684), (28, 1002842), (56, 501421), (389, 72184), (778, 36092), (1289, 21784), (1556, 18046), (2578, 10892), (2723, 10312), (3112, 9023), (5156, 5446)]