2980306

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1103}}^1$

素因数の和:1305

約数の個数: 16

約数和(自身を含む): 5140224

約数和(自身を除く): 2159918

約数列:

[1, 2, 7, 14, 193, 386, 1103, 1351, 2206, 2702, 7721, 15442, 212879, 425758, 1490153, 2980306]

約数ペア:

[(1, 2980306), (2, 1490153), (7, 425758), (14, 212879), (193, 15442), (386, 7721), (1103, 2702), (1351, 2206)]