211231449

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54709}}^1$

素因数の和:54742

約数の個数: 32

約数和(自身を含む): 367651200

約数和(自身を除く): 156419751

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 54709, 164127, 492381, 601799, 711217, 1477143, 1805397, 2133651, 5416191, 6400953, 7823387, 16248573, 19202859, 23470161, 70410483, 211231449]

約数ペア:

[(1, 211231449), (3, 70410483), (9, 23470161), (11, 19202859), (13, 16248573), (27, 7823387), (33, 6400953), (39, 5416191), (99, 2133651), (117, 1805397), (143, 1477143), (297, 711217), (351, 601799), (429, 492381), (1287, 164127), (3861, 54709)]