64287873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{109}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 102362260

約数和(自身を除く): 38074387

約数列:

[1, 3, 9, 13, 39, 71, 109, 117, 213, 327, 639, 923, 981, 1417, 2769, 4251, 5041, 7739, 8307, 12753, 15123, 23217, 45369, 65533, 69651, 100607, 196599, 301821, 549469, 589797, 905463, 1648407, 4945221, 7143097, 21429291, 64287873]

約数ペア:

[(1, 64287873), (3, 21429291), (9, 7143097), (13, 4945221), (39, 1648407), (71, 905463), (109, 589797), (117, 549469), (213, 301821), (327, 196599), (639, 100607), (923, 69651), (981, 65533), (1417, 45369), (2769, 23217), (4251, 15123), (5041, 12753), (7739, 8307)]