68128319

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3739}}^1$

素因数の和:3902

約数の個数: 16

約数和(自身を含む): 82579200

約数和(自身を除く): 14450881

約数列:

[1, 7, 19, 133, 137, 959, 2603, 3739, 18221, 26173, 71041, 497287, 512243, 3585701, 9732617, 68128319]

約数ペア:

[(1, 68128319), (7, 9732617), (19, 3585701), (133, 512243), (137, 497287), (959, 71041), (2603, 26173), (3739, 18221)]