28409512

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{39901}}^1$

素因数の和:39996

約数の個数: 16

約数和(自身を含む): 53867700

約数和(自身を除く): 25458188

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 39901, 79802, 159604, 319208, 3551189, 7102378, 14204756, 28409512]

約数ペア:

[(1, 28409512), (2, 14204756), (4, 7102378), (8, 3551189), (89, 319208), (178, 159604), (356, 79802), (712, 39901)]