66741471

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{643}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 101803520

約数和(自身を除く): 35062049

約数列:

[1, 3, 9, 19, 57, 171, 607, 643, 1821, 1929, 5463, 5787, 11533, 12217, 34599, 36651, 103797, 109953, 390301, 1170903, 3512709, 7415719, 22247157, 66741471]

約数ペア:

[(1, 66741471), (3, 22247157), (9, 7415719), (19, 3512709), (57, 1170903), (171, 390301), (607, 109953), (643, 103797), (1821, 36651), (1929, 34599), (5463, 12217), (5787, 11533)]