2788045141

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1\times {\mathrm{4889}}^1$

素因数の和:6924

約数の個数: 16

約数和(自身を含む): 3266363520

約数和(自身を除く): 478318379

約数列:

[1, 7, 41, 287, 1987, 4889, 13909, 34223, 81467, 200449, 570269, 1403143, 9714443, 68001101, 398292163, 2788045141]

約数ペア:

[(1, 2788045141), (7, 398292163), (41, 68001101), (287, 9714443), (1987, 1403143), (4889, 570269), (13909, 200449), (34223, 81467)]