6786819

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 4744701

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 71, 117, 129, 171, 213, 247, 387, 559, 639, 741, 817, 923, 1349, 1677, 2223, 2451, 2769, 3053, 4047, 5031, 7353, 8307, 9159, 10621, 12141, 17537, 27477, 31863, 39689, 52611, 58007, 95589, 119067, 157833, 174021, 357201, 522063, 754091, 2262273, 6786819]

約数ペア:

[(1, 6786819), (3, 2262273), (9, 754091), (13, 522063), (19, 357201), (39, 174021), (43, 157833), (57, 119067), (71, 95589), (117, 58007), (129, 52611), (171, 39689), (213, 31863), (247, 27477), (387, 17537), (559, 12141), (639, 10621), (741, 9159), (817, 8307), (923, 7353), (1349, 5031), (1677, 4047), (2223, 3053), (2451, 2769)]