28487121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42967}}^1$

素因数の和:43000

約数の個数: 16

約数和(自身を含む): 43311744

約数和(自身を除く): 14824623

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 42967, 128901, 558571, 730439, 1675713, 2191317, 9495707, 28487121]

約数ペア:

[(1, 28487121), (3, 9495707), (13, 2191317), (17, 1675713), (39, 730439), (51, 558571), (221, 128901), (663, 42967)]