12758085

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{557}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 22197240

約数和(自身を除く): 9439155

約数列:

[1, 3, 5, 9, 15, 45, 509, 557, 1527, 1671, 2545, 2785, 4581, 5013, 7635, 8355, 22905, 25065, 283513, 850539, 1417565, 2551617, 4252695, 12758085]

約数ペア:

[(1, 12758085), (3, 4252695), (5, 2551617), (9, 1417565), (15, 850539), (45, 283513), (509, 25065), (557, 22905), (1527, 8355), (1671, 7635), (2545, 5013), (2785, 4581)]