9721439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{337}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 12038208

約数和(自身を除く): 2316769

約数列:

[1, 7, 13, 91, 317, 337, 2219, 2359, 4121, 4381, 28847, 30667, 106829, 747803, 1388777, 9721439]

約数ペア:

[(1, 9721439), (7, 1388777), (13, 747803), (91, 106829), (317, 30667), (337, 28847), (2219, 4381), (2359, 4121)]