128012339

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{13147}}^1$

素因数の和:13274

約数の個数: 16

約数和(自身を含む): 159038208

約数和(自身を除く): 31025869

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 13147, 92029, 170911, 1196377, 1406729, 9847103, 18287477, 128012339]

約数ペア:

[(1, 128012339), (7, 18287477), (13, 9847103), (91, 1406729), (107, 1196377), (749, 170911), (1391, 92029), (9737, 13147)]