138600956

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{205031}}^1$

素因数の和:205061

約数の個数: 18

約数和(自身を含む): 262645992

約数和(自身を除く): 124045036

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 205031, 410062, 820124, 2665403, 5330806, 10661612, 34650239, 69300478, 138600956]

約数ペア:

[(1, 138600956), (2, 69300478), (4, 34650239), (13, 10661612), (26, 5330806), (52, 2665403), (169, 820124), (338, 410062), (676, 205031)]