208535523

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{19433}}^1$

素因数の和:19523

約数の個数: 24

約数和(自身を含む): 327890448

約数和(自身を除く): 119354925

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 3577, 10731, 19433, 58299, 136031, 408093, 952217, 1418609, 2856651, 4255827, 9930263, 29790789, 69511841, 208535523]

約数ペア:

[(1, 208535523), (3, 69511841), (7, 29790789), (21, 9930263), (49, 4255827), (73, 2856651), (147, 1418609), (219, 952217), (511, 408093), (1533, 136031), (3577, 58299), (10731, 19433)]