2319313905

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{248987}}^1$

素因数の和:249027

約数の個数: 40

約数和(自身を含む): 4338366912

約数和(自身を除く): 2019053007

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 248987, 746961, 1244935, 2240883, 3734805, 5726701, 6722649, 11204415, 17180103, 20167947, 28633505, 33613245, 51540309, 85900515, 100839735, 154620927, 257701545, 463862781, 773104635, 2319313905]

約数ペア:

[(1, 2319313905), (3, 773104635), (5, 463862781), (9, 257701545), (15, 154620927), (23, 100839735), (27, 85900515), (45, 51540309), (69, 33613245), (81, 28633505), (115, 20167947), (135, 17180103), (207, 11204415), (345, 6722649), (405, 5726701), (621, 3734805), (1035, 2240883), (1863, 1244935), (3105, 746961), (9315, 248987)]