289571037

素因数分解:

$3^1\times 7^2\times {\mathrm{673}}^1\times {\mathrm{2927}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 449951616

約数和(自身を除く): 160380579

約数列:

[1, 3, 7, 21, 49, 147, 673, 2019, 2927, 4711, 8781, 14133, 20489, 32977, 61467, 98931, 143423, 430269, 1969871, 5909613, 13789097, 41367291, 96523679, 289571037]

約数ペア:

[(1, 289571037), (3, 96523679), (7, 41367291), (21, 13789097), (49, 5909613), (147, 1969871), (673, 430269), (2019, 143423), (2927, 98931), (4711, 61467), (8781, 32977), (14133, 20489)]