11909781

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{33931}}^1$

素因数の和:33953

約数の個数: 16

約数和(自身を含む): 19001920

約数和(自身を除く): 7092139

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 33931, 101793, 305379, 441103, 916137, 1323309, 3969927, 11909781]

約数ペア:

[(1, 11909781), (3, 3969927), (9, 1323309), (13, 916137), (27, 441103), (39, 305379), (117, 101793), (351, 33931)]