199066905

素因数分解:

$3^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2729}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 345388680

約数和(自身を除く): 146321775

約数列:

[1, 3, 5, 9, 15, 45, 1621, 2729, 4863, 8105, 8187, 13645, 14589, 24315, 24561, 40935, 72945, 122805, 4423709, 13271127, 22118545, 39813381, 66355635, 199066905]

約数ペア:

[(1, 199066905), (3, 66355635), (5, 39813381), (9, 22118545), (15, 13271127), (45, 4423709), (1621, 122805), (2729, 72945), (4863, 40935), (8105, 24561), (8187, 24315), (13645, 14589)]