13206291

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1117}}^1$

素因数の和:1690

約数の個数: 16

約数和(自身を含む): 20177664

約数和(自身を除く): 6971373

約数列:

[1, 3, 7, 21, 563, 1117, 1689, 3351, 3941, 7819, 11823, 23457, 628871, 1886613, 4402097, 13206291]

約数ペア:

[(1, 13206291), (3, 4402097), (7, 1886613), (21, 628871), (563, 23457), (1117, 11823), (1689, 7819), (3351, 3941)]