13447215

素因数分解:

$3^4\times 5^1\times {\mathrm{33203}}^1$

素因数の和:33220

約数の個数: 20

約数和(自身を含む): 24106104

約数和(自身を除く): 10658889

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 33203, 99609, 166015, 298827, 498045, 896481, 1494135, 2689443, 4482405, 13447215]

約数ペア:

[(1, 13447215), (3, 4482405), (5, 2689443), (9, 1494135), (15, 896481), (27, 498045), (45, 298827), (81, 166015), (135, 99609), (405, 33203)]