13888623

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6421}}^1$

素因数の和:6534

約数の個数: 16

約数和(自身を含む): 21372416

約数和(自身を除く): 7483793

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 6421, 19263, 44947, 134841, 661363, 1984089, 4629541, 13888623]

約数ペア:

[(1, 13888623), (3, 4629541), (7, 1984089), (21, 661363), (103, 134841), (309, 44947), (721, 19263), (2163, 6421)]