9990974

素因数分解:

$2^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1103}}^1$

素因数の和:1759

約数の個数: 16

約数和(自身を含む): 17169408

約数和(自身を除く): 7178434

約数列:

[1, 2, 7, 14, 647, 1103, 1294, 2206, 4529, 7721, 9058, 15442, 713641, 1427282, 4995487, 9990974]

約数ペア:

[(1, 9990974), (2, 4995487), (7, 1427282), (14, 713641), (647, 15442), (1103, 9058), (1294, 7721), (2206, 4529)]