6855989

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 8156928

約数和(自身を除く): 1300939

約数列:

[1, 7, 37, 103, 257, 259, 721, 1799, 3811, 9509, 26471, 26677, 66563, 185297, 979427, 6855989]

約数ペア:

[(1, 6855989), (7, 979427), (37, 185297), (103, 66563), (257, 26677), (259, 26471), (721, 9509), (1799, 3811)]