6580821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 10160640

約数和(自身を除く): 3579819

約数列:

[1, 3, 13, 19, 39, 57, 83, 107, 247, 249, 321, 741, 1079, 1391, 1577, 2033, 3237, 4173, 4731, 6099, 8881, 20501, 26429, 26643, 61503, 79287, 115453, 168739, 346359, 506217, 2193607, 6580821]

約数ペア:

[(1, 6580821), (3, 2193607), (13, 506217), (19, 346359), (39, 168739), (57, 115453), (83, 79287), (107, 61503), (247, 26643), (249, 26429), (321, 20501), (741, 8881), (1079, 6099), (1391, 4731), (1577, 4173), (2033, 3237)]