2144681

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 2856384

約数和(自身を除く): 711703

約数列:

[1, 7, 11, 23, 49, 77, 161, 173, 253, 539, 1127, 1211, 1771, 1903, 3979, 8477, 12397, 13321, 27853, 43769, 93247, 194971, 306383, 2144681]

約数ペア:

[(1, 2144681), (7, 306383), (11, 194971), (23, 93247), (49, 43769), (77, 27853), (161, 13321), (173, 12397), (253, 8477), (539, 3979), (1127, 1903), (1211, 1771)]