13889379

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1493}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 21226752

約数和(自身を除く): 7337373

約数列:

[1, 3, 7, 21, 443, 1329, 1493, 3101, 4479, 9303, 10451, 31353, 661399, 1984197, 4629793, 13889379]

約数ペア:

[(1, 13889379), (3, 4629793), (7, 1984197), (21, 661399), (443, 31353), (1329, 10451), (1493, 9303), (3101, 4479)]