168525423

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{8641}}^1$

素因数の和:8855

約数の個数: 24

約数和(自身を含む): 266934096

約数和(自身を除く): 98408673

約数列:

[1, 3, 9, 11, 33, 99, 197, 591, 1773, 2167, 6501, 8641, 19503, 25923, 77769, 95051, 285153, 855459, 1702277, 5106831, 15320493, 18725047, 56175141, 168525423]

約数ペア:

[(1, 168525423), (3, 56175141), (9, 18725047), (11, 15320493), (33, 5106831), (99, 1702277), (197, 855459), (591, 285153), (1773, 95051), (2167, 77769), (6501, 25923), (8641, 19503)]