28557016

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 54905040

約数和(自身を除く): 26348024

約数列:

[1, 2, 4, 8, 73, 107, 146, 214, 292, 428, 457, 584, 856, 914, 1828, 3656, 7811, 15622, 31244, 33361, 48899, 62488, 66722, 97798, 133444, 195596, 266888, 391192, 3569627, 7139254, 14278508, 28557016]

約数ペア:

[(1, 28557016), (2, 14278508), (4, 7139254), (8, 3569627), (73, 391192), (107, 266888), (146, 195596), (214, 133444), (292, 97798), (428, 66722), (457, 62488), (584, 48899), (856, 33361), (914, 31244), (1828, 15622), (3656, 7811)]