821013851

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{10091}}^1$

素因数の和:10354

約数の個数: 16

約数和(自身を含む): 959143680

約数和(自身を除く): 138129829

約数列:

[1, 7, 59, 197, 413, 1379, 10091, 11623, 70637, 81361, 595369, 1987927, 4167583, 13915489, 117287693, 821013851]

約数ペア:

[(1, 821013851), (7, 117287693), (59, 13915489), (197, 4167583), (413, 1987927), (1379, 595369), (10091, 81361), (11623, 70637)]