66418961

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 81861120

約数和(自身を除く): 15442159

約数列:

[1, 7, 29, 43, 49, 203, 301, 1087, 1247, 1421, 2107, 7609, 8729, 31523, 46741, 53263, 61103, 220661, 327187, 1355489, 1544627, 2290309, 9488423, 66418961]

約数ペア:

[(1, 66418961), (7, 9488423), (29, 2290309), (43, 1544627), (49, 1355489), (203, 327187), (301, 220661), (1087, 61103), (1247, 53263), (1421, 46741), (2107, 31523), (7609, 8729)]