13788981

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{7193}}^1$

素因数の和:7273

約数の個数: 16

約数和(自身を含む): 20718720

約数和(自身を除く): 6929739

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 7193, 21579, 64737, 194211, 510703, 1532109, 4596327, 13788981]

約数ペア:

[(1, 13788981), (3, 4596327), (9, 1532109), (27, 510703), (71, 194211), (213, 64737), (639, 21579), (1917, 7193)]