27938175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{8663}}^1$

素因数の和:8719

約数の個数: 24

約数和(自身を含む): 47270784

約数和(自身を除く): 19332609

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 8663, 25989, 43315, 129945, 216575, 372509, 649725, 1117527, 1862545, 5587635, 9312725, 27938175]

約数ペア:

[(1, 27938175), (3, 9312725), (5, 5587635), (15, 1862545), (25, 1117527), (43, 649725), (75, 372509), (129, 216575), (215, 129945), (645, 43315), (1075, 25989), (3225, 8663)]