12389787

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{26993}}^1$

素因数の和:27019

約数の個数: 16

約数和(自身を含む): 19435680

約数和(自身を除く): 7045893

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 26993, 80979, 242937, 458881, 728811, 1376643, 4129929, 12389787]

約数ペア:

[(1, 12389787), (3, 4129929), (9, 1376643), (17, 728811), (27, 458881), (51, 242937), (153, 80979), (459, 26993)]