27428947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4129}}^1$

素因数の和:4222

約数の個数: 16

約数和(自身を含む): 34229440

約数和(自身を除く): 6800493

約数列:

[1, 7, 13, 73, 91, 511, 949, 4129, 6643, 28903, 53677, 301417, 375739, 2109919, 3918421, 27428947]

約数ペア:

[(1, 27428947), (7, 3918421), (13, 2109919), (73, 375739), (91, 301417), (511, 53677), (949, 28903), (4129, 6643)]