8770385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7937}}^1$

素因数の和:7972

約数の個数: 16

約数和(自身を含む): 12002256

約数和(自身を除く): 3231871

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 7937, 39685, 103181, 134929, 515905, 674645, 1754077, 8770385]

約数ペア:

[(1, 8770385), (5, 1754077), (13, 674645), (17, 515905), (65, 134929), (85, 103181), (221, 39685), (1105, 7937)]