2017656891

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{661}}^1\times {\mathrm{863}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 3019991040

約数和(自身を除く): 1002334149

約数列:

[1, 3, 9, 27, 131, 393, 661, 863, 1179, 1983, 2589, 3537, 5949, 7767, 17847, 23301, 86591, 113053, 259773, 339159, 570443, 779319, 1017477, 1711329, 2337957, 3052431, 5133987, 15401961, 74728033, 224184099, 672552297, 2017656891]

約数ペア:

[(1, 2017656891), (3, 672552297), (9, 224184099), (27, 74728033), (131, 15401961), (393, 5133987), (661, 3052431), (863, 2337957), (1179, 1711329), (1983, 1017477), (2589, 779319), (3537, 570443), (5949, 339159), (7767, 259773), (17847, 113053), (23301, 86591)]