28087556

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9203}}^1$

素因数の和:9323

約数の個数: 24

約数和(自身を含む): 56696640

約数和(自身を除く): 28609084

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 9203, 18406, 36812, 64421, 128842, 257684, 1003127, 2006254, 4012508, 7021889, 14043778, 28087556]

約数ペア:

[(1, 28087556), (2, 14043778), (4, 7021889), (7, 4012508), (14, 2006254), (28, 1003127), (109, 257684), (218, 128842), (436, 64421), (763, 36812), (1526, 18406), (3052, 9203)]