208540227

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{4943}}^1$

素因数の和:5008

約数の個数: 32

約数和(自身を含む): 332236800

約数和(自身を除く): 123696573

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 861, 1029, 2009, 4943, 6027, 14063, 14829, 34601, 42189, 103803, 202663, 242207, 607989, 726621, 1418641, 1695449, 4255923, 5086347, 9930487, 29791461, 69513409, 208540227]

約数ペア:

[(1, 208540227), (3, 69513409), (7, 29791461), (21, 9930487), (41, 5086347), (49, 4255923), (123, 1695449), (147, 1418641), (287, 726621), (343, 607989), (861, 242207), (1029, 202663), (2009, 103803), (4943, 42189), (6027, 34601), (14063, 14829)]