128220272

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{57653}}^1$

素因数の和:57800

約数の個数: 20

約数和(自身を含む): 250218360

約数和(自身を除く): 121998088

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 57653, 115306, 230612, 461224, 922448, 8013767, 16027534, 32055068, 64110136, 128220272]

約数ペア:

[(1, 128220272), (2, 64110136), (4, 32055068), (8, 16027534), (16, 8013767), (139, 922448), (278, 461224), (556, 230612), (1112, 115306), (2224, 57653)]