291236877

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{211501}}^1$

素因数の和:211530

約数の個数: 20

約数和(自身を含む): 460651356

約数和(自身を除く): 169414479

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 211501, 634503, 1903509, 3595517, 5710527, 10786551, 17131581, 32359653, 97078959, 291236877]

約数ペア:

[(1, 291236877), (3, 97078959), (9, 32359653), (17, 17131581), (27, 10786551), (51, 5710527), (81, 3595517), (153, 1903509), (459, 634503), (1377, 211501)]