207550917

素因数分解:

$3^5\times 7^2\times {\mathrm{17431}}^1$

素因数の和:17460

約数の個数: 36

約数和(自身を含む): 361679136

約数和(自身を除く): 154128219

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 17431, 52293, 122017, 156879, 366051, 470637, 854119, 1098153, 1411911, 2562357, 3294459, 4235733, 7687071, 9883377, 23061213, 29650131, 69183639, 207550917]

約数ペア:

[(1, 207550917), (3, 69183639), (7, 29650131), (9, 23061213), (21, 9883377), (27, 7687071), (49, 4235733), (63, 3294459), (81, 2562357), (147, 1411911), (189, 1098153), (243, 854119), (441, 470637), (567, 366051), (1323, 156879), (1701, 122017), (3969, 52293), (11907, 17431)]