139967613

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{53813}}^1$

素因数の和:53853

約数の個数: 18

約数和(自身を含む): 214771674

約数和(自身を除く): 74804061

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 53813, 161439, 484317, 914821, 2744463, 8233389, 15551957, 46655871, 139967613]

約数ペア:

[(1, 139967613), (3, 46655871), (9, 15551957), (17, 8233389), (51, 2744463), (153, 914821), (289, 484317), (867, 161439), (2601, 53813)]