42080913

素因数分解:

$3^2\times 7^1\times {\mathrm{719}}^1\times {\mathrm{929}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 69638400

約数和(自身を除く): 27557487

約数列:

[1, 3, 7, 9, 21, 63, 719, 929, 2157, 2787, 5033, 6471, 6503, 8361, 15099, 19509, 45297, 58527, 667951, 2003853, 4675657, 6011559, 14026971, 42080913]

約数ペア:

[(1, 42080913), (3, 14026971), (7, 6011559), (9, 4675657), (21, 2003853), (63, 667951), (719, 58527), (929, 45297), (2157, 19509), (2787, 15099), (5033, 8361), (6471, 6503)]