208311939

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17107}}^1$

素因数の和:17168

約数の個数: 32

約数和(自身を含む): 344897280

約数和(自身を除く): 136585341

約数列:

[1, 3, 9, 11, 27, 33, 41, 99, 123, 297, 369, 451, 1107, 1353, 4059, 12177, 17107, 51321, 153963, 188177, 461889, 564531, 701387, 1693593, 2104161, 5080779, 6312483, 7715257, 18937449, 23145771, 69437313, 208311939]

約数ペア:

[(1, 208311939), (3, 69437313), (9, 23145771), (11, 18937449), (27, 7715257), (33, 6312483), (41, 5080779), (99, 2104161), (123, 1693593), (297, 701387), (369, 564531), (451, 461889), (1107, 188177), (1353, 153963), (4059, 51321), (12177, 17107)]