4247089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 5575680

約数和(自身を除く): 1328591

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 2903, 20321, 31933, 55157, 223531, 386099, 606727, 4247089]

約数ペア:

[(1, 4247089), (7, 606727), (11, 386099), (19, 223531), (77, 55157), (133, 31933), (209, 20321), (1463, 2903)]