261368009

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{733}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 321315840

約数和(自身を除く): 59947831

約数列:

[1, 7, 19, 49, 133, 383, 733, 931, 2681, 5131, 7277, 13927, 18767, 35917, 50939, 97489, 280739, 356573, 682423, 1965173, 5334041, 13756211, 37338287, 261368009]

約数ペア:

[(1, 261368009), (7, 37338287), (19, 13756211), (49, 5334041), (133, 1965173), (383, 682423), (733, 356573), (931, 280739), (2681, 97489), (5131, 50939), (7277, 35917), (13927, 18767)]