209969154

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{315269}}^1$

素因数の和:315314

約数の個数: 24

約数和(自身を含む): 467230140

約数和(自身を除く): 257260986

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 315269, 630538, 945807, 1891614, 2837421, 5674842, 11664953, 23329906, 34994859, 69989718, 104984577, 209969154]

約数ペア:

[(1, 209969154), (2, 104984577), (3, 69989718), (6, 34994859), (9, 23329906), (18, 11664953), (37, 5674842), (74, 2837421), (111, 1891614), (222, 945807), (333, 630538), (666, 315269)]