8147385

素因数分解:

$3^4\times 5^1\times {\mathrm{20117}}^1$

素因数の和:20134

約数の個数: 20

約数和(自身を含む): 14605668

約数和(自身を除く): 6458283

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20117, 60351, 100585, 181053, 301755, 543159, 905265, 1629477, 2715795, 8147385]

約数ペア:

[(1, 8147385), (3, 2715795), (5, 1629477), (9, 905265), (15, 543159), (27, 301755), (45, 181053), (81, 100585), (135, 60351), (405, 20117)]