28637807

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 33073920

約数和(自身を除く): 4436113

約数列:

[1, 11, 19, 209, 263, 521, 2893, 4997, 5731, 9899, 54967, 108889, 137023, 1507253, 2603437, 28637807]

約数ペア:

[(1, 28637807), (11, 2603437), (19, 1507253), (209, 137023), (263, 108889), (521, 54967), (2893, 9899), (4997, 5731)]