28409272

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67003}}^1$

素因数の和:67062

約数の個数: 16

約数和(自身を含む): 54273240

約数和(自身を除く): 25863968

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 67003, 134006, 268012, 536024, 3551159, 7102318, 14204636, 28409272]

約数ペア:

[(1, 28409272), (2, 14204636), (4, 7102318), (8, 3551159), (53, 536024), (106, 268012), (212, 134006), (424, 67003)]