280433516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{7027}}^1$

素因数の和:7949

約数の個数: 24

約数和(自身を含む): 536039616

約数和(自身を除く): 255606100

約数列:

[1, 2, 4, 11, 22, 44, 907, 1814, 3628, 7027, 9977, 14054, 19954, 28108, 39908, 77297, 154594, 309188, 6373489, 12746978, 25493956, 70108379, 140216758, 280433516]

約数ペア:

[(1, 280433516), (2, 140216758), (4, 70108379), (11, 25493956), (22, 12746978), (44, 6373489), (907, 309188), (1814, 154594), (3628, 77297), (7027, 39908), (9977, 28108), (14054, 19954)]