200809216

素因数分解:

$2^8\times {\mathrm{784411}}^1$

素因数の和:784427

約数の個数: 18

約数和(自身を含む): 400834532

約数和(自身を除く): 200025316

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 784411, 1568822, 3137644, 6275288, 12550576, 25101152, 50202304, 100404608, 200809216]

約数ペア:

[(1, 200809216), (2, 100404608), (4, 50202304), (8, 25101152), (16, 12550576), (32, 6275288), (64, 3137644), (128, 1568822), (256, 784411)]