207664845

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{321961}}^1$

素因数の和:322012

約数の個数: 16

約数和(自身を含む): 339991872

約数和(自身を除く): 132327027

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 321961, 965883, 1609805, 4829415, 13844323, 41532969, 69221615, 207664845]

約数ペア:

[(1, 207664845), (3, 69221615), (5, 41532969), (15, 13844323), (43, 4829415), (129, 1609805), (215, 965883), (645, 321961)]