390540794

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{200689}}^1$

素因数の和:200837

約数の個数: 16

約数和(自身を含む): 674318400

約数和(自身を除く): 283777606

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 200689, 401378, 1404823, 2809646, 27895771, 55791542, 195270397, 390540794]

約数ペア:

[(1, 390540794), (2, 195270397), (7, 55791542), (14, 27895771), (139, 2809646), (278, 1404823), (973, 401378), (1946, 200689)]