12791009

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 17100000

約数和(自身を除く): 4308991

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1249, 1463, 8743, 10241, 13739, 23731, 61201, 96173, 166117, 261041, 673211, 1162819, 1827287, 12791009]

約数ペア:

[(1, 12791009), (7, 1827287), (11, 1162819), (19, 673211), (49, 261041), (77, 166117), (133, 96173), (209, 61201), (539, 23731), (931, 13739), (1249, 10241), (1463, 8743)]