28009395

素因数分解:

$3^5\times 5^1\times {\mathrm{23053}}^1$

素因数の和:23073

約数の個数: 24

約数和(自身を含む): 50349936

約数和(自身を除く): 22340541

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 23053, 69159, 115265, 207477, 345795, 622431, 1037385, 1867293, 3112155, 5601879, 9336465, 28009395]

約数ペア:

[(1, 28009395), (3, 9336465), (5, 5601879), (9, 3112155), (15, 1867293), (27, 1037385), (45, 622431), (81, 345795), (135, 207477), (243, 115265), (405, 69159), (1215, 23053)]