28431193

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 33546240

約数和(自身を除く): 5115047

約数列:

[1, 7, 47, 103, 329, 721, 839, 4841, 5873, 33887, 39433, 86417, 276031, 604919, 4061599, 28431193]

約数ペア:

[(1, 28431193), (7, 4061599), (47, 604919), (103, 276031), (329, 86417), (721, 39433), (839, 33887), (4841, 5873)]