78819956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{2081}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 146381256

約数和(自身を除く): 67561300

約数列:

[1, 2, 4, 17, 34, 68, 557, 1114, 2081, 2228, 4162, 8324, 9469, 18938, 35377, 37876, 70754, 141508, 1159117, 2318234, 4636468, 19704989, 39409978, 78819956]

約数ペア:

[(1, 78819956), (2, 39409978), (4, 19704989), (17, 4636468), (34, 2318234), (68, 1159117), (557, 141508), (1114, 70754), (2081, 37876), (2228, 35377), (4162, 18938), (8324, 9469)]