139453804

素因数分解:

$2^2\times 7^2\times {\mathrm{711499}}^1$

素因数の和:711517

約数の個数: 18

約数和(自身を含む): 283888500

約数和(自身を除く): 144434696

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 711499, 1422998, 2845996, 4980493, 9960986, 19921972, 34863451, 69726902, 139453804]

約数ペア:

[(1, 139453804), (2, 69726902), (4, 34863451), (7, 19921972), (14, 9960986), (28, 4980493), (49, 2845996), (98, 1422998), (196, 711499)]