209464851

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{3221}}^1$

素因数の和:3686

約数の個数: 16

約数和(自身を含む): 285340320

約数和(自身を除く): 75875469

約数列:

[1, 3, 53, 159, 409, 1227, 3221, 9663, 21677, 65031, 170713, 512139, 1317389, 3952167, 69821617, 209464851]

約数ペア:

[(1, 209464851), (3, 69821617), (53, 3952167), (159, 1317389), (409, 512139), (1227, 170713), (3221, 65031), (9663, 21677)]