28886690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{412667}}^1$

素因数の和:412681

約数の個数: 16

約数和(自身を含む): 59424192

約数和(自身を除く): 30537502

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 412667, 825334, 2063335, 2888669, 4126670, 5777338, 14443345, 28886690]

約数ペア:

[(1, 28886690), (2, 14443345), (5, 5777338), (7, 4126670), (10, 2888669), (14, 2063335), (35, 825334), (70, 412667)]