3993969

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4423}}^1$

素因数の和:4476

約数の個数: 16

約数和(自身を含む): 6228992

約数和(自身を除く): 2235023

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 4423, 13269, 30961, 92883, 190189, 570567, 1331323, 3993969]

約数ペア:

[(1, 3993969), (3, 1331323), (7, 570567), (21, 190189), (43, 92883), (129, 30961), (301, 13269), (903, 4423)]