208836771

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25621}}^1$

素因数の和:25667

約数の個数: 32

約数和(自身を含む): 344359680

約数和(自身を除く): 135522909

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 8151, 25621, 76863, 281831, 333073, 486799, 845493, 999219, 1460397, 3663803, 5354789, 6328387, 10991409, 16064367, 18985161, 69612257, 208836771]

約数ペア:

[(1, 208836771), (3, 69612257), (11, 18985161), (13, 16064367), (19, 10991409), (33, 6328387), (39, 5354789), (57, 3663803), (143, 1460397), (209, 999219), (247, 845493), (429, 486799), (627, 333073), (741, 281831), (2717, 76863), (8151, 25621)]