8413065

素因数分解:

$3^4\times 5^1\times {\mathrm{20773}}^1$

素因数の和:20790

約数の個数: 20

約数和(自身を含む): 15081924

約数和(自身を除く): 6668859

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20773, 62319, 103865, 186957, 311595, 560871, 934785, 1682613, 2804355, 8413065]

約数ペア:

[(1, 8413065), (3, 2804355), (5, 1682613), (9, 934785), (15, 560871), (27, 311595), (45, 186957), (81, 103865), (135, 62319), (405, 20773)]