80981999

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{6607}}^1$

素因数の和:6734

約数の個数: 16

約数和(自身を含む): 98961408

約数和(自身を除く): 17979409

約数列:

[1, 7, 17, 103, 119, 721, 1751, 6607, 12257, 46249, 112319, 680521, 786233, 4763647, 11568857, 80981999]

約数ペア:

[(1, 80981999), (7, 11568857), (17, 4763647), (103, 786233), (119, 680521), (721, 112319), (1751, 46249), (6607, 12257)]