51981853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{35531}}^1$

素因数の和:35568

約数の個数: 16

約数和(自身を含む): 68221440

約数和(自身を除く): 16239587

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 35531, 248717, 390841, 675089, 2735887, 4725623, 7425979, 51981853]

約数ペア:

[(1, 51981853), (7, 7425979), (11, 4725623), (19, 2735887), (77, 675089), (133, 390841), (209, 248717), (1463, 35531)]