66787604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{13241}}^1$

素因数の和:13355

約数の個数: 24

約数和(自身を含む): 127176168

約数和(自身を除く): 60388564

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 13241, 26482, 52964, 172133, 344266, 688532, 1284377, 2568754, 5137508, 16696901, 33393802, 66787604]

約数ペア:

[(1, 66787604), (2, 33393802), (4, 16696901), (13, 5137508), (26, 2568754), (52, 1284377), (97, 688532), (194, 344266), (388, 172133), (1261, 52964), (2522, 26482), (5044, 13241)]