39984819

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{1399}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 61017600

約数和(自身を除く): 21032781

約数列:

[1, 3, 7, 21, 1361, 1399, 4083, 4197, 9527, 9793, 28581, 29379, 1904039, 5712117, 13328273, 39984819]

約数ペア:

[(1, 39984819), (3, 13328273), (7, 5712117), (21, 1904039), (1361, 29379), (1399, 28581), (4083, 9793), (4197, 9527)]