128538424

素因数分解:

$2^3\times 7^1\times {\mathrm{2295329}}^1$

素因数の和:2295342

約数の個数: 16

約数和(自身を含む): 275439600

約数和(自身を除く): 146901176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2295329, 4590658, 9181316, 16067303, 18362632, 32134606, 64269212, 128538424]

約数ペア:

[(1, 128538424), (2, 64269212), (4, 32134606), (7, 18362632), (8, 16067303), (14, 9181316), (28, 4590658), (56, 2295329)]