135000405

素因数分解:

$3^3\times 5^1\times {\mathrm{1000003}}^1$

素因数の和:1000017

約数の個数: 16

約数和(自身を含む): 240000960

約数和(自身を除く): 105000555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1000003, 3000009, 5000015, 9000027, 15000045, 27000081, 45000135, 135000405]

約数ペア:

[(1, 135000405), (3, 45000135), (5, 27000081), (9, 15000045), (15, 9000027), (27, 5000015), (45, 3000009), (135, 1000003)]