71487676

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{105751}}^1$

素因数の和:105781

約数の個数: 18

約数和(自身を含む): 135468312

約数和(自身を除く): 63980636

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 105751, 211502, 423004, 1374763, 2749526, 5499052, 17871919, 35743838, 71487676]

約数ペア:

[(1, 71487676), (2, 35743838), (4, 17871919), (13, 5499052), (26, 2749526), (52, 1374763), (169, 423004), (338, 211502), (676, 105751)]