8918919

素因数分解:

$3^2\times {\mathrm{443}}^1\times {\mathrm{2237}}^1$

素因数の和:2686

約数の個数: 12

約数和(自身を含む): 12917736

約数和(自身を除く): 3998817

約数列:

[1, 3, 9, 443, 1329, 2237, 3987, 6711, 20133, 990991, 2972973, 8918919]

約数ペア:

[(1, 8918919), (3, 2972973), (9, 990991), (443, 20133), (1329, 6711), (2237, 3987)]