2009247955

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{255467}}^1$

素因数の和:255507

約数の個数: 24

約数和(自身を含む): 2854088496

約数和(自身を除く): 844840541

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 255467, 1277335, 2810137, 3321071, 14050685, 16605355, 30911507, 36531781, 154557535, 182658905, 401849591, 2009247955]

約数ペア:

[(1, 2009247955), (5, 401849591), (11, 182658905), (13, 154557535), (55, 36531781), (65, 30911507), (121, 16605355), (143, 14050685), (605, 3321071), (715, 2810137), (1573, 1277335), (7865, 255467)]