66942967

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{15013}}^1$

素因数の和:15047

約数の個数: 16

約数和(自身を含む): 84078400

約数和(自身を除く): 17135433

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 15013, 105091, 195169, 735637, 1366183, 5149459, 9563281, 66942967]

約数ペア:

[(1, 66942967), (7, 9563281), (13, 5149459), (49, 1366183), (91, 735637), (343, 195169), (637, 105091), (4459, 15013)]