13288161

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 18247680

約数和(自身を除く): 4959519

約数列:

[1, 3, 43, 129, 239, 431, 717, 1293, 10277, 18533, 30831, 55599, 103009, 309027, 4429387, 13288161]

約数ペア:

[(1, 13288161), (3, 4429387), (43, 309027), (129, 103009), (239, 55599), (431, 30831), (717, 18533), (1293, 10277)]