2208521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 2722176

約数和(自身を除く): 513655

約数列:

[1, 7, 17, 67, 119, 277, 469, 1139, 1939, 4709, 7973, 18559, 32963, 129913, 315503, 2208521]

約数ペア:

[(1, 2208521), (7, 315503), (17, 129913), (67, 32963), (119, 18559), (277, 7973), (469, 4709), (1139, 1939)]