8420342

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4327}}^1$

素因数の和:4475

約数の個数: 16

約数和(自身を含む): 14542080

約数和(自身を除く): 6121738

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 4327, 8654, 30289, 60578, 601453, 1202906, 4210171, 8420342]

約数ペア:

[(1, 8420342), (2, 4210171), (7, 1202906), (14, 601453), (139, 60578), (278, 30289), (973, 8654), (1946, 4327)]