209416053

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{129509}}^1$

素因数の和:129537

約数の個数: 24

約数和(自身を含む): 354339360

約数和(自身を除く): 144923307

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 129509, 388527, 906563, 1424599, 2719689, 4273797, 6345941, 9972193, 19037823, 29916579, 69805351, 209416053]

約数ペア:

[(1, 209416053), (3, 69805351), (7, 29916579), (11, 19037823), (21, 9972193), (33, 6345941), (49, 4273797), (77, 2719689), (147, 1424599), (231, 906563), (539, 388527), (1617, 129509)]