4001254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 16

約数和(自身を含む): 6224400

約数和(自身を除く): 2223146

約数列:

[1, 2, 37, 74, 139, 278, 389, 778, 5143, 10286, 14393, 28786, 54071, 108142, 2000627, 4001254]

約数ペア:

[(1, 4001254), (2, 2000627), (37, 108142), (74, 54071), (139, 28786), (278, 14393), (389, 10286), (778, 5143)]