131731004

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{1009}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 233479680

約数和(自身を除く): 101748676

約数列:

[1, 2, 4, 127, 254, 257, 508, 514, 1009, 1028, 2018, 4036, 32639, 65278, 128143, 130556, 256286, 259313, 512572, 518626, 1037252, 32932751, 65865502, 131731004]

約数ペア:

[(1, 131731004), (2, 65865502), (4, 32932751), (127, 1037252), (254, 518626), (257, 512572), (508, 259313), (514, 256286), (1009, 130556), (1028, 128143), (2018, 65278), (4036, 32639)]