289339076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{8521}}^1$

素因数の和:9191

約数の個数: 24

約数和(自身を含む): 546192024

約数和(自身を除く): 256852948

約数列:

[1, 2, 4, 13, 26, 52, 653, 1306, 2612, 8489, 8521, 16978, 17042, 33956, 34084, 110773, 221546, 443092, 5564213, 11128426, 22256852, 72334769, 144669538, 289339076]

約数ペア:

[(1, 289339076), (2, 144669538), (4, 72334769), (13, 22256852), (26, 11128426), (52, 5564213), (653, 443092), (1306, 221546), (2612, 110773), (8489, 34084), (8521, 33956), (16978, 17042)]