27000405

素因数分解:

$3^3\times 5^1\times {\mathrm{200003}}^1$

素因数の和:200017

約数の個数: 16

約数和(自身を含む): 48000960

約数和(自身を除く): 21000555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 200003, 600009, 1000015, 1800027, 3000045, 5400081, 9000135, 27000405]

約数ペア:

[(1, 27000405), (3, 9000135), (5, 5400081), (9, 3000045), (15, 1800027), (27, 1000015), (45, 600009), (135, 200003)]