215766474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{42457}}^1$

素因数の和:42491

約数の個数: 48

約数和(自身を含む): 542103744

約数和(自身を除く): 326337270

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 5082, 42457, 84914, 127371, 254742, 297199, 467027, 594398, 891597, 934054, 1401081, 1783194, 2802162, 3269189, 5137297, 6538378, 9807567, 10274594, 15411891, 19615134, 30823782, 35961079, 71922158, 107883237, 215766474]

約数ペア:

[(1, 215766474), (2, 107883237), (3, 71922158), (6, 35961079), (7, 30823782), (11, 19615134), (14, 15411891), (21, 10274594), (22, 9807567), (33, 6538378), (42, 5137297), (66, 3269189), (77, 2802162), (121, 1783194), (154, 1401081), (231, 934054), (242, 891597), (363, 594398), (462, 467027), (726, 297199), (847, 254742), (1694, 127371), (2541, 84914), (5082, 42457)]