31889781

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5113}}^1$

素因数の和:5143

約数の個数: 40

約数和(自身を含む): 59404224

約数和(自身を除く): 27514443

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 5113, 6237, 15339, 35791, 46017, 56243, 107373, 138051, 168729, 322119, 393701, 414153, 506187, 966357, 1181103, 1518561, 2899071, 3543309, 4555683, 10629927, 31889781]

約数ペア:

[(1, 31889781), (3, 10629927), (7, 4555683), (9, 3543309), (11, 2899071), (21, 1518561), (27, 1181103), (33, 966357), (63, 506187), (77, 414153), (81, 393701), (99, 322119), (189, 168729), (231, 138051), (297, 107373), (567, 56243), (693, 46017), (891, 35791), (2079, 15339), (5113, 6237)]