166568428

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{246403}}^1$

素因数の和:246433

約数の個数: 18

約数和(自身を含む): 315643524

約数和(自身を除く): 149075096

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 246403, 492806, 985612, 3203239, 6406478, 12812956, 41642107, 83284214, 166568428]

約数ペア:

[(1, 166568428), (2, 83284214), (4, 41642107), (13, 12812956), (26, 6406478), (52, 3203239), (169, 985612), (338, 492806), (676, 246403)]