71181512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{206923}}^1$

素因数の和:206972

約数の個数: 16

約数和(自身を含む): 136569840

約数和(自身を除く): 65388328

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 206923, 413846, 827692, 1655384, 8897689, 17795378, 35590756, 71181512]

約数ペア:

[(1, 71181512), (2, 35590756), (4, 17795378), (8, 8897689), (43, 1655384), (86, 827692), (172, 413846), (344, 206923)]