127561538

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{4547}}^1$

素因数の和:4658

約数の個数: 24

約数和(自身を含む): 209735568

約数和(自身を除く): 82174030

約数列:

[1, 2, 13, 26, 83, 166, 169, 338, 1079, 2158, 4547, 9094, 14027, 28054, 59111, 118222, 377401, 754802, 768443, 1536886, 4906213, 9812426, 63780769, 127561538]

約数ペア:

[(1, 127561538), (2, 63780769), (13, 9812426), (26, 4906213), (83, 1536886), (166, 768443), (169, 754802), (338, 377401), (1079, 118222), (2158, 59111), (4547, 28054), (9094, 14027)]