8240055

素因数分解:

$3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{857}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 13220064

約数和(自身を除く): 4980009

約数列:

[1, 3, 5, 15, 641, 857, 1923, 2571, 3205, 4285, 9615, 12855, 549337, 1648011, 2746685, 8240055]

約数ペア:

[(1, 8240055), (3, 2746685), (5, 1648011), (15, 549337), (641, 12855), (857, 9615), (1923, 4285), (2571, 3205)]