81111256

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{39451}}^1$

素因数の和:39714

約数の個数: 16

約数和(自身を含む): 152679240

約数和(自身を除く): 71567984

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 39451, 78902, 157804, 315608, 10138907, 20277814, 40555628, 81111256]

約数ペア:

[(1, 81111256), (2, 40555628), (4, 20277814), (8, 10138907), (257, 315608), (514, 157804), (1028, 78902), (2056, 39451)]