66439681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{1217}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 83018880

約数和(自身を除く): 16579199

約数列:

[1, 7, 11, 77, 709, 1217, 4963, 7799, 8519, 13387, 54593, 93709, 862853, 6039971, 9491383, 66439681]

約数ペア:

[(1, 66439681), (7, 9491383), (11, 6039971), (77, 862853), (709, 93709), (1217, 54593), (4963, 13387), (7799, 8519)]