139486516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{206341}}^1$

素因数の和:206371

約数の個数: 18

約数和(自身を含む): 264324102

約数和(自身を除く): 124837586

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 206341, 412682, 825364, 2682433, 5364866, 10729732, 34871629, 69743258, 139486516]

約数ペア:

[(1, 139486516), (2, 69743258), (4, 34871629), (13, 10729732), (26, 5364866), (52, 2682433), (169, 825364), (338, 412682), (676, 206341)]