1491971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 16

約数和(自身を含む): 1751904

約数和(自身を除く): 259933

約数列:

[1, 13, 17, 43, 157, 221, 559, 731, 2041, 2669, 6751, 9503, 34697, 87763, 114767, 1491971]

約数ペア:

[(1, 1491971), (13, 114767), (17, 87763), (43, 34697), (157, 9503), (221, 6751), (559, 2669), (731, 2041)]