2993081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 3806208

約数和(自身を除く): 813127

約数列:

[1, 7, 13, 31, 91, 217, 403, 1061, 2821, 7427, 13793, 32891, 96551, 230237, 427583, 2993081]

約数ペア:

[(1, 2993081), (7, 427583), (13, 230237), (31, 96551), (91, 32891), (217, 13793), (403, 7427), (1061, 2821)]