128220344

素因数分解:

$2^3\times 7^1\times {\mathrm{2289649}}^1$

素因数の和:2289662

約数の個数: 16

約数和(自身を含む): 274758000

約数和(自身を除く): 146537656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2289649, 4579298, 9158596, 16027543, 18317192, 32055086, 64110172, 128220344]

約数ペア:

[(1, 128220344), (2, 64110172), (4, 32055086), (7, 18317192), (8, 16027543), (14, 9158596), (28, 4579298), (56, 2289649)]