27798309

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4457}}^1$

素因数の和:4487

約数の個数: 40

約数和(自身を含む): 51784128

約数和(自身を除く): 23985819

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 4457, 6237, 13371, 31199, 40113, 49027, 93597, 120339, 147081, 280791, 343189, 361017, 441243, 842373, 1029567, 1323729, 2527119, 3088701, 3971187, 9266103, 27798309]

約数ペア:

[(1, 27798309), (3, 9266103), (7, 3971187), (9, 3088701), (11, 2527119), (21, 1323729), (27, 1029567), (33, 842373), (63, 441243), (77, 361017), (81, 343189), (99, 280791), (189, 147081), (231, 120339), (297, 93597), (567, 49027), (693, 40113), (891, 31199), (2079, 13371), (4457, 6237)]