13980042

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{10939}}^1$

素因数の和:11018

約数の個数: 24

約数和(自身を含む): 30719520

約数和(自身を除く): 16739478

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 10939, 21878, 32817, 65634, 98451, 196902, 776669, 1553338, 2330007, 4660014, 6990021, 13980042]

約数ペア:

[(1, 13980042), (2, 6990021), (3, 4660014), (6, 2330007), (9, 1553338), (18, 776669), (71, 196902), (142, 98451), (213, 65634), (426, 32817), (639, 21878), (1278, 10939)]