31885191

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{90841}}^1$

素因数の和:90863

約数の個数: 16

約数和(自身を含む): 50871520

約数和(自身を除く): 18986329

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 90841, 272523, 817569, 1180933, 2452707, 3542799, 10628397, 31885191]

約数ペア:

[(1, 31885191), (3, 10628397), (9, 3542799), (13, 2452707), (27, 1180933), (39, 817569), (117, 272523), (351, 90841)]