861543

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1877}}^1$

素因数の和:1903

約数の個数: 16

約数和(自身を含む): 1352160

約数和(自身を除く): 490617

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1877, 5631, 16893, 31909, 50679, 95727, 287181, 861543]

約数ペア:

[(1, 861543), (3, 287181), (9, 95727), (17, 50679), (27, 31909), (51, 16893), (153, 5631), (459, 1877)]