291259167

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 413546496

約数和(自身を除く): 122287329

約数列:

[1, 3, 31, 43, 93, 129, 173, 421, 519, 1263, 1333, 3999, 5363, 7439, 13051, 16089, 18103, 22317, 39153, 54309, 72833, 218499, 230609, 561193, 691827, 1683579, 2257823, 3131819, 6773469, 9395457, 97086389, 291259167]

約数ペア:

[(1, 291259167), (3, 97086389), (31, 9395457), (43, 6773469), (93, 3131819), (129, 2257823), (173, 1683579), (421, 691827), (519, 561193), (1263, 230609), (1333, 218499), (3999, 72833), (5363, 54309), (7439, 39153), (13051, 22317), (16089, 18103)]