71131976

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{206779}}^1$

素因数の和:206828

約数の個数: 16

約数和(自身を含む): 136474800

約数和(自身を除く): 65342824

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 206779, 413558, 827116, 1654232, 8891497, 17782994, 35565988, 71131976]

約数ペア:

[(1, 71131976), (2, 35565988), (4, 17782994), (8, 8891497), (43, 1654232), (86, 827116), (172, 413558), (344, 206779)]