26781963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 41395200

約数和(自身を除く): 14613237

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 769, 893, 1833, 2307, 2679, 9997, 11609, 14611, 29991, 34827, 36143, 43833, 108429, 189943, 469859, 569829, 686717, 1409577, 2060151, 8927321, 26781963]

約数ペア:

[(1, 26781963), (3, 8927321), (13, 2060151), (19, 1409577), (39, 686717), (47, 569829), (57, 469859), (141, 189943), (247, 108429), (611, 43833), (741, 36143), (769, 34827), (893, 29991), (1833, 14611), (2307, 11609), (2679, 9997)]