68981108

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4423}}^1$

素因数の和:4991

約数の個数: 24

約数和(自身を含む): 138241152

約数和(自身を除く): 69260044

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 3899, 4423, 7798, 8846, 15596, 17692, 30961, 61922, 123844, 2463611, 4927222, 9854444, 17245277, 34490554, 68981108]

約数ペア:

[(1, 68981108), (2, 34490554), (4, 17245277), (7, 9854444), (14, 4927222), (28, 2463611), (557, 123844), (1114, 61922), (2228, 30961), (3899, 17692), (4423, 15596), (7798, 8846)]