208681701

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1\times {\mathrm{1301}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 281315328

約数和(自身を除く): 72633627

約数列:

[1, 3, 127, 381, 421, 1263, 1301, 3903, 53467, 160401, 165227, 495681, 547721, 1643163, 69560567, 208681701]

約数ペア:

[(1, 208681701), (3, 69560567), (127, 1643163), (381, 547721), (421, 495681), (1263, 165227), (1301, 160401), (3903, 53467)]