26128629

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 42897600

約数和(自身を除く): 16768971

約数列:

[1, 3, 9, 19, 27, 31, 53, 57, 93, 159, 171, 279, 477, 513, 589, 837, 961, 1007, 1431, 1643, 1767, 2883, 3021, 4929, 5301, 8649, 9063, 14787, 15903, 18259, 25947, 27189, 31217, 44361, 50933, 54777, 93651, 152799, 164331, 280953, 458397, 492993, 842859, 967727, 1375191, 2903181, 8709543, 26128629]

約数ペア:

[(1, 26128629), (3, 8709543), (9, 2903181), (19, 1375191), (27, 967727), (31, 842859), (53, 492993), (57, 458397), (93, 280953), (159, 164331), (171, 152799), (279, 93651), (477, 54777), (513, 50933), (589, 44361), (837, 31217), (961, 27189), (1007, 25947), (1431, 18259), (1643, 15903), (1767, 14787), (2883, 9063), (3021, 8649), (4929, 5301)]