199968909

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{560137}}^1$

素因数の和:560164

約数の個数: 16

約数和(自身を含む): 322639488

約数和(自身を除く): 122670579

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 560137, 1680411, 3920959, 9522329, 11762877, 28566987, 66656303, 199968909]

約数ペア:

[(1, 199968909), (3, 66656303), (7, 28566987), (17, 11762877), (21, 9522329), (51, 3920959), (119, 1680411), (357, 560137)]