127812681

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{278459}}^1$

素因数の和:278485

約数の個数: 16

約数和(自身を含む): 200491200

約数和(自身を除く): 72678519

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 278459, 835377, 2506131, 4733803, 7518393, 14201409, 42604227, 127812681]

約数ペア:

[(1, 127812681), (3, 42604227), (9, 14201409), (17, 7518393), (27, 4733803), (51, 2506131), (153, 835377), (459, 278459)]