3987927

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{1163}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 5959680

約数和(自身を除く): 1971753

約数列:

[1, 3, 9, 27, 127, 381, 1143, 1163, 3429, 3489, 10467, 31401, 147701, 443103, 1329309, 3987927]

約数ペア:

[(1, 3987927), (3, 1329309), (9, 443103), (27, 147701), (127, 31401), (381, 10467), (1143, 3489), (1163, 3429)]