28355751

素因数分解:

$3^4\times {\mathrm{283}}^1\times {\mathrm{1237}}^1$

素因数の和:1532

約数の個数: 20

約数和(自身を含む): 42542632

約数和(自身を除く): 14186881

約数列:

[1, 3, 9, 27, 81, 283, 849, 1237, 2547, 3711, 7641, 11133, 22923, 33399, 100197, 350071, 1050213, 3150639, 9451917, 28355751]

約数ペア:

[(1, 28355751), (3, 9451917), (9, 3150639), (27, 1050213), (81, 350071), (283, 100197), (849, 33399), (1237, 22923), (2547, 11133), (3711, 7641)]