81486795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{417881}}^1$

素因数の和:417902

約数の個数: 16

約数和(自身を含む): 140408352

約数和(自身を除く): 58921557

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 417881, 1253643, 2089405, 5432453, 6268215, 16297359, 27162265, 81486795]

約数ペア:

[(1, 81486795), (3, 27162265), (5, 16297359), (13, 6268215), (15, 5432453), (39, 2089405), (65, 1253643), (195, 417881)]