27690005

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7681}}^1$

素因数の和:7796

約数の個数: 16

約数和(自身を含む): 38348544

約数和(自身を除く): 10658539

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 7681, 38405, 53767, 268835, 791143, 3955715, 5538001, 27690005]

約数ペア:

[(1, 27690005), (5, 5538001), (7, 3955715), (35, 791143), (103, 268835), (515, 53767), (721, 38405), (3605, 7681)]