199861347

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{33161}}^1$

素因数の和:33219

約数の個数: 24

約数和(自身を含む): 317559312

約数和(自身を除く): 117697965

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 33161, 99483, 232127, 696381, 1359601, 1624889, 4078803, 4874667, 9517207, 28551621, 66620449, 199861347]

約数ペア:

[(1, 199861347), (3, 66620449), (7, 28551621), (21, 9517207), (41, 4874667), (49, 4078803), (123, 1624889), (147, 1359601), (287, 696381), (861, 232127), (2009, 99483), (6027, 33161)]