204787989

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79283}}^1$

素因数の和:79337

約数の個数: 24

約数和(自身を含む): 346312512

約数和(自身を除く): 141524523

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 79283, 237849, 554981, 713547, 1664943, 3250603, 4994829, 9751809, 22754221, 29255427, 68262663, 204787989]

約数ペア:

[(1, 204787989), (3, 68262663), (7, 29255427), (9, 22754221), (21, 9751809), (41, 4994829), (63, 3250603), (123, 1664943), (287, 713547), (369, 554981), (861, 237849), (2583, 79283)]