137038568

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{66653}}^1$

素因数の和:66916

約数の個数: 16

約数和(自身を含む): 257950980

約数和(自身を除く): 120912412

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 66653, 133306, 266612, 533224, 17129821, 34259642, 68519284, 137038568]

約数ペア:

[(1, 137038568), (2, 68519284), (4, 34259642), (8, 17129821), (257, 533224), (514, 266612), (1028, 133306), (2056, 66653)]