28144249

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5700

約数の個数: 16

約数和(自身を含む): 34652160

約数和(自身を除く): 6507911

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 5639, 39473, 129697, 174809, 907879, 1223663, 4020607, 28144249]

約数ペア:

[(1, 28144249), (7, 4020607), (23, 1223663), (31, 907879), (161, 174809), (217, 129697), (713, 39473), (4991, 5639)]