13815819

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{7207}}^1$

素因数の和:7287

約数の個数: 16

約数和(自身を含む): 20759040

約数和(自身を除く): 6943221

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 7207, 21621, 64863, 194589, 511697, 1535091, 4605273, 13815819]

約数ペア:

[(1, 13815819), (3, 4605273), (9, 1535091), (27, 511697), (71, 194589), (213, 64863), (639, 21621), (1917, 7207)]