12978942

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{30467}}^1$

素因数の和:30543

約数の個数: 16

約数和(自身を含む): 26324352

約数和(自身を除く): 13345410

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 30467, 60934, 91401, 182802, 2163157, 4326314, 6489471, 12978942]

約数ペア:

[(1, 12978942), (2, 6489471), (3, 4326314), (6, 2163157), (71, 182802), (142, 91401), (213, 60934), (426, 30467)]