31728267

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:702

約数の個数: 28

約数和(自身を含む): 48319344

約数和(自身を除く): 16591077

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 613, 639, 729, 1839, 1917, 5517, 5751, 16551, 17253, 43523, 49653, 51759, 130569, 148959, 391707, 446877, 1175121, 3525363, 10576089, 31728267]

約数ペア:

[(1, 31728267), (3, 10576089), (9, 3525363), (27, 1175121), (71, 446877), (81, 391707), (213, 148959), (243, 130569), (613, 51759), (639, 49653), (729, 43523), (1839, 17253), (1917, 16551), (5517, 5751)]