11385405

素因数分解:

$3^2\times 5^1\times {\mathrm{503}}^2$

素因数の和:1017

約数の個数: 18

約数和(自身を含む): 19774014

約数和(自身を除く): 8388609

約数列:

[1, 3, 5, 9, 15, 45, 503, 1509, 2515, 4527, 7545, 22635, 253009, 759027, 1265045, 2277081, 3795135, 11385405]

約数ペア:

[(1, 11385405), (3, 3795135), (5, 2277081), (9, 1265045), (15, 759027), (45, 253009), (503, 22635), (1509, 7545), (2515, 4527)]