208120131

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{70717}}^1$

素因数の和:70835

約数の個数: 16

約数和(自身を含む): 311159200

約数和(自身を除く): 103039069

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 70717, 212151, 636453, 1909359, 7708153, 23124459, 69373377, 208120131]

約数ペア:

[(1, 208120131), (3, 69373377), (9, 23124459), (27, 7708153), (109, 1909359), (327, 636453), (981, 212151), (2943, 70717)]