16240665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 29940480

約数和(自身を除く): 13699815

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 1129, 2055, 2877, 3387, 4795, 5645, 7903, 14385, 16935, 23709, 39515, 118545, 154673, 464019, 773365, 1082711, 2320095, 3248133, 5413555, 16240665]

約数ペア:

[(1, 16240665), (3, 5413555), (5, 3248133), (7, 2320095), (15, 1082711), (21, 773365), (35, 464019), (105, 154673), (137, 118545), (411, 39515), (685, 23709), (959, 16935), (1129, 14385), (2055, 7903), (2877, 5645), (3387, 4795)]