208098639

素因数分解:

$3^5\times 7^2\times {\mathrm{17477}}^1$

素因数の和:17506

約数の個数: 36

約数和(自身を含む): 362633544

約数和(自身を除く): 154534905

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 17477, 52431, 122339, 157293, 367017, 471879, 856373, 1101051, 1415637, 2569119, 3303153, 4246911, 7707357, 9909459, 23122071, 29728377, 69366213, 208098639]

約数ペア:

[(1, 208098639), (3, 69366213), (7, 29728377), (9, 23122071), (21, 9909459), (27, 7707357), (49, 4246911), (63, 3303153), (81, 2569119), (147, 1415637), (189, 1101051), (243, 856373), (441, 471879), (567, 367017), (1323, 157293), (1701, 122339), (3969, 52431), (11907, 17477)]