31295121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{72949}}^1$

素因数の和:72976

約数の個数: 16

約数和(自身を含む): 49022400

約数和(自身を除く): 17727279

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 72949, 218847, 802439, 948337, 2407317, 2845011, 10431707, 31295121]

約数ペア:

[(1, 31295121), (3, 10431707), (11, 2845011), (13, 2407317), (33, 948337), (39, 802439), (143, 218847), (429, 72949)]