2786157

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 40

約数和(自身を含む): 4704480

約数和(自身を除く): 1918323

約数列:

[1, 3, 9, 11, 27, 33, 53, 59, 81, 99, 159, 177, 297, 477, 531, 583, 649, 891, 1431, 1593, 1749, 1947, 3127, 4293, 4779, 5247, 5841, 9381, 15741, 17523, 28143, 34397, 47223, 52569, 84429, 103191, 253287, 309573, 928719, 2786157]

約数ペア:

[(1, 2786157), (3, 928719), (9, 309573), (11, 253287), (27, 103191), (33, 84429), (53, 52569), (59, 47223), (81, 34397), (99, 28143), (159, 17523), (177, 15741), (297, 9381), (477, 5841), (531, 5247), (583, 4779), (649, 4293), (891, 3127), (1431, 1947), (1593, 1749)]