28303681

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2184

約数の個数: 16

約数和(自身を含む): 33978240

約数和(自身を除く): 5674559

約数列:

[1, 7, 29, 67, 203, 469, 1943, 2081, 13601, 14567, 60349, 139427, 422443, 975989, 4043383, 28303681]

約数ペア:

[(1, 28303681), (7, 4043383), (29, 975989), (67, 422443), (203, 139427), (469, 60349), (1943, 14567), (2081, 13601)]