2750615

素因数分解:

$5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 3912480

約数和(自身を除く): 1161865

約数列:

[1, 5, 7, 35, 49, 103, 109, 245, 515, 545, 721, 763, 3605, 3815, 5047, 5341, 11227, 25235, 26705, 56135, 78589, 392945, 550123, 2750615]

約数ペア:

[(1, 2750615), (5, 550123), (7, 392945), (35, 78589), (49, 56135), (103, 26705), (109, 25235), (245, 11227), (515, 5341), (545, 5047), (721, 3815), (763, 3605)]