2889287681

素因数分解:

$7^1\times {\mathrm{223}}^1\times {\mathrm{1109}}^1\times {\mathrm{1669}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 3321830400

約数和(自身を除く): 432542719

約数列:

[1, 7, 223, 1109, 1561, 1669, 7763, 11683, 247307, 372187, 1731149, 1850921, 2605309, 12956447, 412755383, 2889287681]

約数ペア:

[(1, 2889287681), (7, 412755383), (223, 12956447), (1109, 2605309), (1561, 1850921), (1669, 1731149), (7763, 372187), (11683, 247307)]