2990449007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{55793}}^1$

素因数の和:55863

約数の個数: 32

約数和(自身を含む): 3999313920

約数和(自身を除く): 1008864913

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 403, 589, 1729, 2821, 4123, 7657, 53599, 55793, 390551, 725309, 1060067, 1729583, 5077163, 7420469, 12107081, 13780871, 22484579, 32862077, 96466097, 157392053, 230034539, 427207001, 2990449007]

約数ペア:

[(1, 2990449007), (7, 427207001), (13, 230034539), (19, 157392053), (31, 96466097), (91, 32862077), (133, 22484579), (217, 13780871), (247, 12107081), (403, 7420469), (589, 5077163), (1729, 1729583), (2821, 1060067), (4123, 725309), (7657, 390551), (53599, 55793)]