213565407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1913}}^1$

素因数の和:2143

約数の個数: 32

約数和(自身を含む): 330739200

約数和(自身を除く): 117173793

約数列:

[1, 3, 11, 17, 33, 51, 187, 199, 561, 597, 1913, 2189, 3383, 5739, 6567, 10149, 21043, 32521, 37213, 63129, 97563, 111639, 357731, 380687, 1073193, 1142061, 4187557, 6471679, 12562671, 19415037, 71188469, 213565407]

約数ペア:

[(1, 213565407), (3, 71188469), (11, 19415037), (17, 12562671), (33, 6471679), (51, 4187557), (187, 1142061), (199, 1073193), (561, 380687), (597, 357731), (1913, 111639), (2189, 97563), (3383, 63129), (5739, 37213), (6567, 32521), (10149, 21043)]