178793407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 197370432

約数和(自身を除く): 18577025

約数列:

[1, 13, 71, 97, 923, 1261, 1997, 6887, 25961, 89531, 141787, 193709, 1843231, 2518217, 13753339, 178793407]

約数ペア:

[(1, 178793407), (13, 13753339), (71, 2518217), (97, 1843231), (923, 193709), (1261, 141787), (1997, 89531), (6887, 25961)]