25200477

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18301}}^1$

素因数の和:18330

約数の個数: 20

約数和(自身を含む): 39861756

約数和(自身を除く): 14661279

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18301, 54903, 164709, 311117, 494127, 933351, 1482381, 2800053, 8400159, 25200477]

約数ペア:

[(1, 25200477), (3, 8400159), (9, 2800053), (17, 1482381), (27, 933351), (51, 494127), (81, 311117), (153, 164709), (459, 54903), (1377, 18301)]