12831987

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13001}}^1$

素因数の和:13058

約数の個数: 16

約数和(自身を含む): 19971072

約数和(自身を除く): 7139085

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 13001, 39003, 91007, 273021, 611047, 1833141, 4277329, 12831987]

約数ペア:

[(1, 12831987), (3, 4277329), (7, 1833141), (21, 611047), (47, 273021), (141, 91007), (329, 39003), (987, 13001)]