138033410

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{33749}}^1$

素因数の和:34165

約数の個数: 16

約数和(自身を含む): 249075000

約数和(自身を除く): 111041590

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 33749, 67498, 168745, 337490, 13803341, 27606682, 69016705, 138033410]

約数ペア:

[(1, 138033410), (2, 69016705), (5, 27606682), (10, 13803341), (409, 337490), (818, 168745), (2045, 67498), (4090, 33749)]