1285752741

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4709717}}^1$

素因数の和:4709740

約数の個数: 16

約数和(自身を含む): 2109953664

約数和(自身を除く): 824200923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 4709717, 14129151, 32968019, 61226321, 98904057, 183678963, 428584247, 1285752741]

約数ペア:

[(1, 1285752741), (3, 428584247), (7, 183678963), (13, 98904057), (21, 61226321), (39, 32968019), (91, 14129151), (273, 4709717)]