207977913

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{161599}}^1$

素因数の和:161629

約数の個数: 24

約数和(自身を含む): 352934400

約数和(自身を除く): 144956487

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 161599, 484797, 1454391, 1777589, 2100787, 5332767, 6302361, 15998301, 18907083, 23108657, 69325971, 207977913]

約数ペア:

[(1, 207977913), (3, 69325971), (9, 23108657), (11, 18907083), (13, 15998301), (33, 6302361), (39, 5332767), (99, 2100787), (117, 1777589), (143, 1454391), (429, 484797), (1287, 161599)]