2688411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2042

約数の個数: 16

約数和(自身を含む): 4007808

約数和(自身を除く): 1319397

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 1987, 5961, 21857, 65571, 81467, 244401, 896137, 2688411]

約数ペア:

[(1, 2688411), (3, 896137), (11, 244401), (33, 81467), (41, 65571), (123, 21857), (451, 5961), (1353, 1987)]