28217758

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1783}}^1$

素因数の和:2019

約数の個数: 16

約数和(自身を含む): 43608096

約数和(自身を除く): 15390338

約数列:

[1, 2, 41, 82, 193, 386, 1783, 3566, 7913, 15826, 73103, 146206, 344119, 688238, 14108879, 28217758]

約数ペア:

[(1, 28217758), (2, 14108879), (41, 688238), (82, 344119), (193, 146206), (386, 73103), (1783, 15826), (3566, 7913)]