13890019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 16460640

約数和(自身を除く): 2570621

約数列:

[1, 11, 13, 137, 143, 709, 1507, 1781, 7799, 9217, 19591, 97133, 101387, 1068463, 1262729, 13890019]

約数ペア:

[(1, 13890019), (11, 1262729), (13, 1068463), (137, 101387), (143, 97133), (709, 19591), (1507, 9217), (1781, 7799)]