13287939

素因数分解:

$3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1321}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 20305920

約数和(自身を除く): 7017981

約数列:

[1, 3, 7, 21, 479, 1321, 1437, 3353, 3963, 9247, 10059, 27741, 632759, 1898277, 4429313, 13287939]

約数ペア:

[(1, 13287939), (3, 4429313), (7, 1898277), (21, 632759), (479, 27741), (1321, 10059), (1437, 9247), (3353, 3963)]