11521035

素因数分解:

$3^4\times 5^1\times {\mathrm{28447}}^1$

素因数の和:28464

約数の個数: 20

約数和(自身を含む): 20653248

約数和(自身を除く): 9132213

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 28447, 85341, 142235, 256023, 426705, 768069, 1280115, 2304207, 3840345, 11521035]

約数ペア:

[(1, 11521035), (3, 3840345), (5, 2304207), (9, 1280115), (15, 768069), (27, 426705), (45, 256023), (81, 142235), (135, 85341), (405, 28447)]