12661191

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{2333}}^1$

素因数の和:2412

約数の個数: 20

約数和(自身を含む): 19204152

約数和(自身を除く): 6542961

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 2333, 5427, 6999, 20997, 62991, 156311, 188973, 468933, 1406799, 4220397, 12661191]

約数ペア:

[(1, 12661191), (3, 4220397), (9, 1406799), (27, 468933), (67, 188973), (81, 156311), (201, 62991), (603, 20997), (1809, 6999), (2333, 5427)]