68949898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{42197}}^1$

素因数の和:42261

約数の個数: 16

約数和(自身を含む): 111402720

約数和(自身を除く): 42452822

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 42197, 84394, 801743, 1603486, 1814471, 3628942, 34474949, 68949898]

約数ペア:

[(1, 68949898), (2, 34474949), (19, 3628942), (38, 1814471), (43, 1603486), (86, 801743), (817, 84394), (1634, 42197)]