165915412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{245437}}^1$

素因数の和:245467

約数の個数: 18

約数和(自身を含む): 314406078

約数和(自身を除く): 148490666

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 245437, 490874, 981748, 3190681, 6381362, 12762724, 41478853, 82957706, 165915412]

約数ペア:

[(1, 165915412), (2, 82957706), (4, 41478853), (13, 12762724), (26, 6381362), (52, 3190681), (169, 981748), (338, 490874), (676, 245437)]