2194591

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 2686464

約数和(自身を除く): 491873

約数列:

[1, 7, 23, 43, 161, 301, 317, 989, 2219, 6923, 7291, 13631, 51037, 95417, 313513, 2194591]

約数ペア:

[(1, 2194591), (7, 313513), (23, 95417), (43, 51037), (161, 13631), (301, 7291), (317, 6923), (989, 2219)]