16268319

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 24307712

約数和(自身を除く): 8039393

約数列:

[1, 3, 9, 43, 127, 129, 331, 381, 387, 993, 1143, 2979, 5461, 14233, 16383, 42037, 42699, 49149, 126111, 128097, 378333, 1807591, 5422773, 16268319]

約数ペア:

[(1, 16268319), (3, 5422773), (9, 1807591), (43, 378333), (127, 128097), (129, 126111), (331, 49149), (381, 42699), (387, 42037), (993, 16383), (1143, 14233), (2979, 5461)]