127954113

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{320687}}^1$

素因数の和:320716

約数の個数: 16

約数和(自身を含む): 205240320

約数和(自身を除く): 77286207

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 320687, 962061, 2244809, 6093053, 6734427, 18279159, 42651371, 127954113]

約数ペア:

[(1, 127954113), (3, 42651371), (7, 18279159), (19, 6734427), (21, 6093053), (57, 2244809), (133, 962061), (399, 320687)]