13221879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1559}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 19319040

約数和(自身を除く): 6097161

約数列:

[1, 3, 11, 33, 257, 771, 1559, 2827, 4677, 8481, 17149, 51447, 400663, 1201989, 4407293, 13221879]

約数ペア:

[(1, 13221879), (3, 4407293), (11, 1201989), (33, 400663), (257, 51447), (771, 17149), (1559, 8481), (2827, 4677)]