71418724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{105649}}^1$

素因数の和:105679

約数の個数: 18

約数和(自身を含む): 135337650

約数和(自身を除く): 63918926

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 105649, 211298, 422596, 1373437, 2746874, 5493748, 17854681, 35709362, 71418724]

約数ペア:

[(1, 71418724), (2, 35709362), (4, 17854681), (13, 5493748), (26, 2746874), (52, 1373437), (169, 422596), (338, 211298), (676, 105649)]