2520452781

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{404113}}^1$

素因数の和:404143

約数の個数: 40

約数和(自身を含む): 4694188224

約数和(自身を除く): 2173735443

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 404113, 1212339, 2828791, 3637017, 4445243, 8486373, 10911051, 13335729, 25459119, 31116701, 32733153, 40007187, 76377357, 93350103, 120021561, 229132071, 280050309, 360064683, 840150927, 2520452781]

約数ペア:

[(1, 2520452781), (3, 840150927), (7, 360064683), (9, 280050309), (11, 229132071), (21, 120021561), (27, 93350103), (33, 76377357), (63, 40007187), (77, 32733153), (81, 31116701), (99, 25459119), (189, 13335729), (231, 10911051), (297, 8486373), (567, 4445243), (693, 3637017), (891, 2828791), (2079, 1212339), (6237, 404113)]