28603665

素因数分解:

$3^3\times 5^1\times {\mathrm{211879}}^1$

素因数の和:211893

約数の個数: 16

約数和(自身を含む): 50851200

約数和(自身を除く): 22247535

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211879, 635637, 1059395, 1906911, 3178185, 5720733, 9534555, 28603665]

約数ペア:

[(1, 28603665), (3, 9534555), (5, 5720733), (9, 3178185), (15, 1906911), (27, 1059395), (45, 635637), (135, 211879)]