208040889

素因数分解:

$3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{7603}}^1$

素因数の和:8916

約数の個数: 16

約数和(自身を含む): 317299712

約数和(自身を除く): 109258823

約数列:

[1, 3, 7, 21, 1303, 3909, 7603, 9121, 22809, 27363, 53221, 159663, 9906709, 29720127, 69346963, 208040889]

約数ペア:

[(1, 208040889), (3, 69346963), (7, 29720127), (21, 9906709), (1303, 159663), (3909, 53221), (7603, 27363), (9121, 22809)]