39391839

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{28607}}^1$

素因数の和:28636

約数の個数: 20

約数和(自身を含む): 62308224

約数和(自身を除く): 22916385

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 28607, 85821, 257463, 486319, 772389, 1458957, 2317167, 4376871, 13130613, 39391839]

約数ペア:

[(1, 39391839), (3, 13130613), (9, 4376871), (17, 2317167), (27, 1458957), (51, 772389), (81, 486319), (153, 257463), (459, 85821), (1377, 28607)]