197894619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{3323}}^1$

素因数の和:3851

約数の個数: 24

約数和(自身を含む): 308533680

約数和(自身を除く): 110639061

約数列:

[1, 3, 9, 13, 39, 117, 509, 1527, 3323, 4581, 6617, 9969, 19851, 29907, 43199, 59553, 129597, 388791, 1691407, 5074221, 15222663, 21988291, 65964873, 197894619]

約数ペア:

[(1, 197894619), (3, 65964873), (9, 21988291), (13, 15222663), (39, 5074221), (117, 1691407), (509, 388791), (1527, 129597), (3323, 59553), (4581, 43199), (6617, 29907), (9969, 19851)]