66478257

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6833}}^1$

素因数の和:6909

約数の個数: 24

約数和(自身を含む): 102345984

約数和(自身を除く): 35867727

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 6833, 9729, 20499, 61497, 157159, 321151, 471477, 963453, 1414431, 2890359, 7386473, 22159419, 66478257]

約数ペア:

[(1, 66478257), (3, 22159419), (9, 7386473), (23, 2890359), (47, 1414431), (69, 963453), (141, 471477), (207, 321151), (423, 157159), (1081, 61497), (3243, 20499), (6833, 9729)]