1680689087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{704101}}^1$

素因数の和:704150

約数の個数: 16

約数和(自身を含む): 2163001344

約数和(自身を除く): 482312257

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 704101, 4928707, 7745111, 21827131, 54215777, 152789917, 240098441, 1680689087]

約数ペア:

[(1, 1680689087), (7, 240098441), (11, 152789917), (31, 54215777), (77, 21827131), (217, 7745111), (341, 4928707), (2387, 704101)]