31991470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457021}}^1$

素因数の和:457035

約数の個数: 16

約数和(自身を含む): 65811168

約数和(自身を除く): 33819698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457021, 914042, 2285105, 3199147, 4570210, 6398294, 15995735, 31991470]

約数ペア:

[(1, 31991470), (2, 15995735), (5, 6398294), (7, 4570210), (10, 3199147), (14, 2285105), (35, 914042), (70, 457021)]