68980177

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2503}}^1$

素因数の和:2668

約数の個数: 16

約数和(自身を含む): 82051072

約数和(自身を除く): 13070895

約数列:

[1, 7, 31, 127, 217, 889, 2503, 3937, 17521, 27559, 77593, 317881, 543151, 2225167, 9854311, 68980177]

約数ペア:

[(1, 68980177), (7, 9854311), (31, 2225167), (127, 543151), (217, 317881), (889, 77593), (2503, 27559), (3937, 17521)]