13443921

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{7013}}^1$

素因数の和:7093

約数の個数: 16

約数和(自身を含む): 20200320

約数和(自身を除く): 6756399

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 7013, 21039, 63117, 189351, 497923, 1493769, 4481307, 13443921]

約数ペア:

[(1, 13443921), (3, 4481307), (9, 1493769), (27, 497923), (71, 189351), (213, 63117), (639, 21039), (1917, 7013)]