1238259

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 1820160

約数和(自身を除く): 581901

約数列:

[1, 3, 11, 33, 157, 239, 471, 717, 1727, 2629, 5181, 7887, 37523, 112569, 412753, 1238259]

約数ペア:

[(1, 1238259), (3, 412753), (11, 112569), (33, 37523), (157, 7887), (239, 5181), (471, 2629), (717, 1727)]