209215851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{39157}}^1$

素因数の和:39310

約数の個数: 16

約数和(自身を含む): 302613024

約数和(自身を除く): 93397173

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 39157, 117471, 509041, 1527123, 5364509, 16093527, 69738617, 209215851]

約数ペア:

[(1, 209215851), (3, 69738617), (13, 16093527), (39, 5364509), (137, 1527123), (411, 509041), (1781, 117471), (5343, 39157)]