2987103

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1494

約数の個数: 16

約数和(自身を含む): 4599296

約数和(自身を除く): 1612193

約数列:

[1, 3, 7, 21, 103, 309, 721, 1381, 2163, 4143, 9667, 29001, 142243, 426729, 995701, 2987103]

約数ペア:

[(1, 2987103), (3, 995701), (7, 426729), (21, 142243), (103, 29001), (309, 9667), (721, 4143), (1381, 2163)]