2660658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 7160832

約数和(自身を除く): 4500174

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 443, 462, 546, 858, 886, 1001, 1329, 2002, 2658, 3003, 3101, 4873, 5759, 6006, 6202, 9303, 9746, 11518, 14619, 17277, 18606, 29238, 34111, 34554, 40313, 63349, 68222, 80626, 102333, 120939, 126698, 190047, 204666, 241878, 380094, 443443, 886886, 1330329, 2660658]

約数ペア:

[(1, 2660658), (2, 1330329), (3, 886886), (6, 443443), (7, 380094), (11, 241878), (13, 204666), (14, 190047), (21, 126698), (22, 120939), (26, 102333), (33, 80626), (39, 68222), (42, 63349), (66, 40313), (77, 34554), (78, 34111), (91, 29238), (143, 18606), (154, 17277), (182, 14619), (231, 11518), (273, 9746), (286, 9303), (429, 6202), (443, 6006), (462, 5759), (546, 4873), (858, 3101), (886, 3003), (1001, 2658), (1329, 2002)]