257550657

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{943409}}^1$

素因数の和:943432

約数の個数: 16

約数和(自身を含む): 422647680

約数和(自身を除く): 165097023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 943409, 2830227, 6603863, 12264317, 19811589, 36792951, 85850219, 257550657]

約数ペア:

[(1, 257550657), (3, 85850219), (7, 36792951), (13, 19811589), (21, 12264317), (39, 6603863), (91, 2830227), (273, 943409)]