25361271

素因数分解:

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

素因数の和:204

約数の個数: 36

約数和(自身を含む): 40944904

約数和(自身を除く): 15583633

約数列:

[1, 3, 9, 13, 39, 43, 71, 117, 129, 213, 387, 559, 639, 923, 1677, 2769, 3053, 5031, 5041, 8307, 9159, 15123, 27477, 39689, 45369, 65533, 119067, 196599, 216763, 357201, 589797, 650289, 1950867, 2817919, 8453757, 25361271]

約数ペア:

[(1, 25361271), (3, 8453757), (9, 2817919), (13, 1950867), (39, 650289), (43, 589797), (71, 357201), (117, 216763), (129, 196599), (213, 119067), (387, 65533), (559, 45369), (639, 39689), (923, 27477), (1677, 15123), (2769, 9159), (3053, 8307), (5031, 5041)]