1340353

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 16

約数和(自身を含む): 1614976

約数和(自身を除く): 274623

約数列:

[1, 7, 43, 61, 73, 301, 427, 511, 2623, 3139, 4453, 18361, 21973, 31171, 191479, 1340353]

約数ペア:

[(1, 1340353), (7, 191479), (43, 31171), (61, 21973), (73, 18361), (301, 4453), (427, 3139), (511, 2623)]