28716566

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1949}}^1$

素因数の和:2143

約数の個数: 16

約数和(自身を含む): 44226000

約数和(自身を除く): 15509434

約数列:

[1, 2, 53, 106, 139, 278, 1949, 3898, 7367, 14734, 103297, 206594, 270911, 541822, 14358283, 28716566]

約数ペア:

[(1, 28716566), (2, 14358283), (53, 541822), (106, 270911), (139, 206594), (278, 103297), (1949, 14734), (3898, 7367)]