208575489

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1\times {\mathrm{2063}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 282949632

約数和(自身を除く): 74374143

約数列:

[1, 3, 67, 201, 503, 1509, 2063, 6189, 33701, 101103, 138221, 414663, 1037689, 3113067, 69525163, 208575489]

約数ペア:

[(1, 208575489), (3, 69525163), (67, 3113067), (201, 1037689), (503, 414663), (1509, 138221), (2063, 101103), (6189, 33701)]