25306317

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 13723443

約数列:

[1, 3, 9, 27, 43, 71, 129, 213, 307, 387, 639, 921, 1161, 1917, 2763, 3053, 8289, 9159, 13201, 21797, 27477, 39603, 65391, 82431, 118809, 196173, 356427, 588519, 937271, 2811813, 8435439, 25306317]

約数ペア:

[(1, 25306317), (3, 8435439), (9, 2811813), (27, 937271), (43, 588519), (71, 356427), (129, 196173), (213, 118809), (307, 82431), (387, 65391), (639, 39603), (921, 27477), (1161, 21797), (1917, 13201), (2763, 9159), (3053, 8289)]