28089866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105601}}^1$

素因数の和:105629

約数の個数: 16

約数和(自身を含む): 50688960

約数和(自身を除く): 22599094

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 105601, 211202, 739207, 1478414, 2006419, 4012838, 14044933, 28089866]

約数ペア:

[(1, 28089866), (2, 14044933), (7, 4012838), (14, 2006419), (19, 1478414), (38, 739207), (133, 211202), (266, 105601)]