291259221

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{15139}}^1$

素因数の和:15217

約数の個数: 24

約数和(自身を含む): 434941920

約数和(自身を除く): 143682699

約数列:

[1, 3, 11, 33, 53, 121, 159, 363, 583, 1749, 6413, 15139, 19239, 45417, 166529, 499587, 802367, 1831819, 2407101, 5495457, 8826037, 26478111, 97086407, 291259221]

約数ペア:

[(1, 291259221), (3, 97086407), (11, 26478111), (33, 8826037), (53, 5495457), (121, 2407101), (159, 1831819), (363, 802367), (583, 499587), (1749, 166529), (6413, 45417), (15139, 19239)]