215780499

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53161}}^1$

素因数の和:53219

約数の個数: 24

約数和(自身を含む): 348317424

約数和(自身を除く): 132536925

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 53161, 159483, 478449, 584771, 1754313, 2179601, 5262939, 6538803, 19616409, 23975611, 71926833, 215780499]

約数ペア:

[(1, 215780499), (3, 71926833), (9, 23975611), (11, 19616409), (33, 6538803), (41, 5262939), (99, 2179601), (123, 1754313), (369, 584771), (451, 478449), (1353, 159483), (4059, 53161)]