68331431

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{2729}}^1$

素因数の和:2823

約数の個数: 16

約数和(自身を含む): 80808000

約数和(自身を除く): 12476569

約数列:

[1, 7, 49, 73, 343, 511, 2729, 3577, 19103, 25039, 133721, 199217, 936047, 1394519, 9761633, 68331431]

約数ペア:

[(1, 68331431), (7, 9761633), (49, 1394519), (73, 936047), (343, 199217), (511, 133721), (2729, 25039), (3577, 19103)]