13221339

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{907}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 18218112

約数和(自身を除く): 4996773

約数列:

[1, 3, 43, 113, 129, 339, 907, 2721, 4859, 14577, 39001, 102491, 117003, 307473, 4407113, 13221339]

約数ペア:

[(1, 13221339), (3, 4407113), (43, 307473), (113, 117003), (129, 102491), (339, 39001), (907, 14577), (2721, 4859)]