172978377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 289529856

約数和(自身を除く): 116551479

約数列:

[1, 3, 11, 13, 23, 33, 39, 47, 69, 141, 143, 253, 299, 373, 429, 517, 611, 759, 897, 1081, 1119, 1551, 1833, 3243, 3289, 4103, 4849, 6721, 8579, 9867, 11891, 12309, 14053, 14547, 17531, 20163, 25737, 35673, 42159, 52593, 53339, 94369, 111527, 154583, 160017, 192841, 227903, 283107, 334581, 403213, 463749, 578523, 683709, 1209639, 1226797, 2506933, 3680391, 4435343, 5241769, 7520799, 13306029, 15725307, 57659459, 172978377]

約数ペア:

[(1, 172978377), (3, 57659459), (11, 15725307), (13, 13306029), (23, 7520799), (33, 5241769), (39, 4435343), (47, 3680391), (69, 2506933), (141, 1226797), (143, 1209639), (253, 683709), (299, 578523), (373, 463749), (429, 403213), (517, 334581), (611, 283107), (759, 227903), (897, 192841), (1081, 160017), (1119, 154583), (1551, 111527), (1833, 94369), (3243, 53339), (3289, 52593), (4103, 42159), (4849, 35673), (6721, 25737), (8579, 20163), (9867, 17531), (11891, 14547), (12309, 14053)]