139026836

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{205661}}^1$

素因数の和:205691

約数の個数: 18

約数和(自身を含む): 263453022

約数和(自身を除く): 124426186

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 205661, 411322, 822644, 2673593, 5347186, 10694372, 34756709, 69513418, 139026836]

約数ペア:

[(1, 139026836), (2, 69513418), (4, 34756709), (13, 10694372), (26, 5347186), (52, 2673593), (169, 822644), (338, 411322), (676, 205661)]