127512121009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{69779}}^1$

素因数の和:70309

約数の個数: 32

約数和(自身を含む): 160933893120

約数和(自身を除く): 33421772111

約数列:

[1, 7, 13, 43, 91, 301, 467, 559, 3269, 3913, 6071, 20081, 42497, 69779, 140567, 261053, 488453, 907127, 1827371, 3000497, 6349889, 21003479, 32586793, 39006461, 228107551, 273045227, 423628309, 1401232099, 2965398163, 9808624693, 18216017287, 127512121009]

約数ペア:

[(1, 127512121009), (7, 18216017287), (13, 9808624693), (43, 2965398163), (91, 1401232099), (301, 423628309), (467, 273045227), (559, 228107551), (3269, 39006461), (3913, 32586793), (6071, 21003479), (20081, 6349889), (42497, 3000497), (69779, 1827371), (140567, 907127), (261053, 488453)]