12889179

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{28081}}^1$

素因数の和:28107

約数の個数: 16

約数和(自身を含む): 20219040

約数和(自身を除く): 7329861

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 28081, 84243, 252729, 477377, 758187, 1432131, 4296393, 12889179]

約数ペア:

[(1, 12889179), (3, 4296393), (9, 1432131), (17, 758187), (27, 477377), (51, 252729), (153, 84243), (459, 28081)]