168381619

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1\times {\mathrm{571}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 195120640

約数和(自身を除く): 26739021

約数列:

[1, 7, 103, 409, 571, 721, 2863, 3997, 42127, 58813, 233539, 294889, 411691, 1634773, 24054517, 168381619]

約数ペア:

[(1, 168381619), (7, 24054517), (103, 1634773), (409, 411691), (571, 294889), (721, 233539), (2863, 58813), (3997, 42127)]