51201747

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 78796800

約数和(自身を除く): 27595053

約数列:

[1, 3, 9, 27, 37, 107, 111, 321, 333, 479, 963, 999, 1437, 2889, 3959, 4311, 11877, 12933, 17723, 35631, 51253, 53169, 106893, 153759, 159507, 461277, 478521, 1383831, 1896361, 5689083, 17067249, 51201747]

約数ペア:

[(1, 51201747), (3, 17067249), (9, 5689083), (27, 1896361), (37, 1383831), (107, 478521), (111, 461277), (321, 159507), (333, 153759), (479, 106893), (963, 53169), (999, 51253), (1437, 35631), (2889, 17723), (3959, 12933), (4311, 11877)]