81858165

素因数分解:

$3^1\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{3761}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 131098176

約数和(自身を除く): 49240011

約数列:

[1, 3, 5, 15, 1451, 3761, 4353, 7255, 11283, 18805, 21765, 56415, 5457211, 16371633, 27286055, 81858165]

約数ペア:

[(1, 81858165), (3, 27286055), (5, 16371633), (15, 5457211), (1451, 56415), (3761, 21765), (4353, 18805), (7255, 11283)]