27828027

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1493}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 42728400

約数和(自身を除く): 14900373

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 1493, 2071, 4479, 6213, 13437, 18639, 28367, 85101, 162737, 255303, 488211, 1464633, 3092003, 9276009, 27828027]

約数ペア:

[(1, 27828027), (3, 9276009), (9, 3092003), (19, 1464633), (57, 488211), (109, 255303), (171, 162737), (327, 85101), (981, 28367), (1493, 18639), (2071, 13437), (4479, 6213)]