28251315

素因数分解:

$3^3\times 5^1\times {\mathrm{209269}}^1$

素因数の和:209283

約数の個数: 16

約数和(自身を含む): 50224800

約数和(自身を除く): 21973485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209269, 627807, 1046345, 1883421, 3139035, 5650263, 9417105, 28251315]

約数ペア:

[(1, 28251315), (3, 9417105), (5, 5650263), (9, 3139035), (15, 1883421), (27, 1046345), (45, 627807), (135, 209269)]