28851658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21499}}^1$

素因数の和:21573

約数の個数: 16

約数和(自身を含む): 47988000

約数和(自身を除く): 19136342

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21499, 42998, 236489, 472978, 1311439, 2622878, 14425829, 28851658]

約数ペア:

[(1, 28851658), (2, 14425829), (11, 2622878), (22, 1311439), (61, 472978), (122, 236489), (671, 42998), (1342, 21499)]