2017657225

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{2347}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 2531275488

約数和(自身を除く): 513618263

約数列:

[1, 5, 25, 137, 251, 685, 1255, 2347, 3425, 6275, 11735, 34387, 58675, 171935, 321539, 589097, 859675, 1607695, 2945485, 8038475, 14727425, 80706289, 403531445, 2017657225]

約数ペア:

[(1, 2017657225), (5, 403531445), (25, 80706289), (137, 14727425), (251, 8038475), (685, 2945485), (1255, 1607695), (2347, 859675), (3425, 589097), (6275, 321539), (11735, 171935), (34387, 58675)]