216783217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{52579}}^1$

素因数の和:52636

約数の個数: 16

約数和(自身を含む): 269209600

約数和(自身を除く): 52426383

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 52579, 368053, 999001, 1629949, 6993007, 11409643, 30969031, 216783217]

約数ペア:

[(1, 216783217), (7, 30969031), (19, 11409643), (31, 6993007), (133, 1629949), (217, 999001), (589, 368053), (4123, 52579)]