12291357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18539}}^1$

素因数の和:18572

約数の個数: 16

約数和(自身を含む): 18688320

約数和(自身を除く): 6396963

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 18539, 55617, 241007, 315163, 723021, 945489, 4097119, 12291357]

約数ペア:

[(1, 12291357), (3, 4097119), (13, 945489), (17, 723021), (39, 315163), (51, 241007), (221, 55617), (663, 18539)]