1421865790

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{905647}}^1$

素因数の和:905811

約数の個数: 16

約数和(自身を含む): 2575662912

約数和(自身を除く): 1153797122

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 905647, 1811294, 4528235, 9056470, 142186579, 284373158, 710932895, 1421865790]

約数ペア:

[(1, 1421865790), (2, 710932895), (5, 284373158), (10, 142186579), (157, 9056470), (314, 4528235), (785, 1811294), (1570, 905647)]