12507978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{297809}}^1$

素因数の和:297821

約数の個数: 16

約数和(自身を含む): 28589760

約数和(自身を除く): 16081782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 297809, 595618, 893427, 1786854, 2084663, 4169326, 6253989, 12507978]

約数ペア:

[(1, 12507978), (2, 6253989), (3, 4169326), (6, 2084663), (7, 1786854), (14, 893427), (21, 595618), (42, 297809)]