27889732

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41257}}^1$

素因数の和:41287

約数の個数: 18

約数和(自身を含む): 52851498

約数和(自身を除く): 24961766

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 41257, 82514, 165028, 536341, 1072682, 2145364, 6972433, 13944866, 27889732]

約数ペア:

[(1, 27889732), (2, 13944866), (4, 6972433), (13, 2145364), (26, 1072682), (52, 536341), (169, 165028), (338, 82514), (676, 41257)]