123854591

素因数分解:

$7^1\times {\mathrm{127}}^2\times {\mathrm{1097}}^1$

素因数の和:1358

約数の個数: 12

約数和(自身を含む): 142801488

約数和(自身を除く): 18946897

約数列:

[1, 7, 127, 889, 1097, 7679, 16129, 112903, 139319, 975233, 17693513, 123854591]

約数ペア:

[(1, 123854591), (7, 17693513), (127, 975233), (889, 139319), (1097, 112903), (7679, 16129)]