71432216

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{20717}}^1$

素因数の和:21154

約数の個数: 16

約数和(自身を含む): 134252640

約数和(自身を除く): 62820424

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 20717, 41434, 82868, 165736, 8929027, 17858054, 35716108, 71432216]

約数ペア:

[(1, 71432216), (2, 35716108), (4, 17858054), (8, 8929027), (431, 165736), (862, 82868), (1724, 41434), (3448, 20717)]