64638981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 108950400

約数和(自身を除く): 44311419

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 193, 199, 561, 579, 597, 1683, 1737, 1791, 2123, 2189, 3281, 3383, 6369, 6567, 9843, 10149, 19107, 19701, 29529, 30447, 36091, 37213, 38407, 108273, 111639, 115221, 324819, 334917, 345663, 422477, 652919, 1267431, 1958757, 3802293, 5876271, 7182109, 21546327, 64638981]

約数ペア:

[(1, 64638981), (3, 21546327), (9, 7182109), (11, 5876271), (17, 3802293), (33, 1958757), (51, 1267431), (99, 652919), (153, 422477), (187, 345663), (193, 334917), (199, 324819), (561, 115221), (579, 111639), (597, 108273), (1683, 38407), (1737, 37213), (1791, 36091), (2123, 30447), (2189, 29529), (3281, 19701), (3383, 19107), (6369, 10149), (6567, 9843)]