28513665

素因数分解:

$3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2239}}^1$

素因数の和:2533

約数の個数: 24

約数和(自身を含む): 49620480

約数和(自身を除く): 21106815

約数列:

[1, 3, 5, 9, 15, 45, 283, 849, 1415, 2239, 2547, 4245, 6717, 11195, 12735, 20151, 33585, 100755, 633637, 1900911, 3168185, 5702733, 9504555, 28513665]

約数ペア:

[(1, 28513665), (3, 9504555), (5, 5702733), (9, 3168185), (15, 1900911), (45, 633637), (283, 100755), (849, 33585), (1415, 20151), (2239, 12735), (2547, 11195), (4245, 6717)]