7639387

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 9331200

約数和(自身を除く): 1691813

約数列:

[1, 7, 19, 71, 133, 497, 809, 1349, 5663, 9443, 15371, 57439, 107597, 402073, 1091341, 7639387]

約数ペア:

[(1, 7639387), (7, 1091341), (19, 402073), (71, 107597), (133, 57439), (497, 15371), (809, 9443), (1349, 5663)]