1331193941

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{909907}}^1$

素因数の和:909944

約数の個数: 16

約数和(自身を含む): 1747023360

約数和(自身を除く): 415829419

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 909907, 6369349, 10008977, 17288233, 70062839, 121017631, 190170563, 1331193941]

約数ペア:

[(1, 1331193941), (7, 190170563), (11, 121017631), (19, 70062839), (77, 17288233), (133, 10008977), (209, 6369349), (1463, 909907)]