12665387

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 15278592

約数和(自身を除く): 2613205

約数列:

[1, 7, 23, 97, 161, 679, 811, 2231, 5677, 15617, 18653, 78667, 130571, 550669, 1809341, 12665387]

約数ペア:

[(1, 12665387), (7, 1809341), (23, 550669), (97, 130571), (161, 78667), (679, 18653), (811, 15617), (2231, 5677)]