200915019

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 303713280

約数和(自身を除く): 102798261

約数列:

[1, 3, 9, 27, 71, 213, 311, 337, 639, 933, 1011, 1917, 2799, 3033, 8397, 9099, 22081, 23927, 66243, 71781, 104807, 198729, 215343, 314421, 596187, 646029, 943263, 2829789, 7441297, 22323891, 66971673, 200915019]

約数ペア:

[(1, 200915019), (3, 66971673), (9, 22323891), (27, 7441297), (71, 2829789), (213, 943263), (311, 646029), (337, 596187), (639, 314421), (933, 215343), (1011, 198729), (1917, 104807), (2799, 71781), (3033, 66243), (8397, 23927), (9099, 22081)]