127740315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{198047}}^1$

素因数の和:198098

約数の個数: 16

約数和(自身を含む): 209138688

約数和(自身を除く): 81398373

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 198047, 594141, 990235, 2970705, 8516021, 25548063, 42580105, 127740315]

約数ペア:

[(1, 127740315), (3, 42580105), (5, 25548063), (15, 8516021), (43, 2970705), (129, 990235), (215, 594141), (645, 198047)]