256475342

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1\times {\mathrm{4507}}^1$

素因数の和:5315

約数の個数: 16

約数和(自身を含む): 395712240

約数和(自身を除く): 139236898

約数列:

[1, 2, 37, 74, 769, 1538, 4507, 9014, 28453, 56906, 166759, 333518, 3465883, 6931766, 128237671, 256475342]

約数ペア:

[(1, 256475342), (2, 128237671), (37, 6931766), (74, 3465883), (769, 333518), (1538, 166759), (4507, 56906), (9014, 28453)]