2006802005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{656891}}^1$

素因数の和:656956

約数の個数: 16

約数和(自身を含む): 2648588544

約数和(自身を除く): 641786539

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 656891, 3284455, 8539583, 30873877, 42697915, 154369385, 401360401, 2006802005]

約数ペア:

[(1, 2006802005), (5, 401360401), (13, 154369385), (47, 42697915), (65, 30873877), (235, 8539583), (611, 3284455), (3055, 656891)]