88961999

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 108810720

約数和(自身を除く): 19848721

約数列:

[1, 7, 23, 49, 161, 193, 409, 1127, 1351, 2863, 4439, 9407, 9457, 20041, 31073, 65849, 78937, 217511, 460943, 552559, 1815551, 3867913, 12708857, 88961999]

約数ペア:

[(1, 88961999), (7, 12708857), (23, 3867913), (49, 1815551), (161, 552559), (193, 460943), (409, 217511), (1127, 78937), (1351, 65849), (2863, 31073), (4439, 20041), (9407, 9457)]