2791587

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 3981312

約数和(自身を除く): 1189725

約数列:

[1, 3, 17, 51, 127, 381, 431, 1293, 2159, 6477, 7327, 21981, 54737, 164211, 930529, 2791587]

約数ペア:

[(1, 2791587), (3, 930529), (17, 164211), (51, 54737), (127, 21981), (381, 7327), (431, 6477), (1293, 2159)]