26786721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15973}}^1$

素因数の和:16032

約数の個数: 16

約数和(自身を含む): 39359936

約数和(自身を除く): 12573215

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 15973, 47919, 207649, 622947, 686839, 2060517, 8928907, 26786721]

約数ペア:

[(1, 26786721), (3, 8928907), (13, 2060517), (39, 686839), (43, 622947), (129, 207649), (559, 47919), (1677, 15973)]