256804514

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1\times {\mathrm{3863}}^1$

素因数の和:4681

約数の個数: 16

約数和(自身を含む): 394777152

約数和(自身を除く): 137972638

約数列:

[1, 2, 43, 86, 773, 1546, 3863, 7726, 33239, 66478, 166109, 332218, 2986099, 5972198, 128402257, 256804514]

約数ペア:

[(1, 256804514), (2, 128402257), (43, 5972198), (86, 2986099), (773, 332218), (1546, 166109), (3863, 66478), (7726, 33239)]