201412981

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{863}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 256483584

約数和(自身を除く): 55070603

約数列:

[1, 7, 11, 49, 77, 433, 539, 863, 3031, 4763, 6041, 9493, 21217, 33341, 42287, 66451, 233387, 373679, 465157, 2615753, 4110469, 18310271, 28773283, 201412981]

約数ペア:

[(1, 201412981), (7, 28773283), (11, 18310271), (49, 4110469), (77, 2615753), (433, 465157), (539, 373679), (863, 233387), (3031, 66451), (4763, 42287), (6041, 33341), (9493, 21217)]