989587076

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{839}}^1\times {\mathrm{1979}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 1746360000

約数和(自身を除く): 756772924

約数列:

[1, 2, 4, 149, 298, 596, 839, 1678, 1979, 3356, 3958, 7916, 125011, 250022, 294871, 500044, 589742, 1179484, 1660381, 3320762, 6641524, 247396769, 494793538, 989587076]

約数ペア:

[(1, 989587076), (2, 494793538), (4, 247396769), (149, 6641524), (298, 3320762), (596, 1660381), (839, 1179484), (1678, 589742), (1979, 500044), (3356, 294871), (3958, 250022), (7916, 125011)]