78878367

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:617

約数の個数: 40

約数和(自身を含む): 125452800

約数和(自身を除く): 46574433

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 479, 513, 963, 1437, 1539, 2033, 2889, 4311, 6099, 8667, 9101, 12933, 18297, 27303, 38799, 51253, 54891, 81909, 153759, 164673, 245727, 461277, 737181, 973807, 1383831, 2921421, 4151493, 8764263, 26292789, 78878367]

約数ペア:

[(1, 78878367), (3, 26292789), (9, 8764263), (19, 4151493), (27, 2921421), (57, 1383831), (81, 973807), (107, 737181), (171, 461277), (321, 245727), (479, 164673), (513, 153759), (963, 81909), (1437, 54891), (1539, 51253), (2033, 38799), (2889, 27303), (4311, 18297), (6099, 12933), (8667, 9101)]