28003881

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2371}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 38862848

約数和(自身を除く): 10858967

約数列:

[1, 3, 31, 93, 127, 381, 2371, 3937, 7113, 11811, 73501, 220503, 301117, 903351, 9334627, 28003881]

約数ペア:

[(1, 28003881), (3, 9334627), (31, 903351), (93, 301117), (127, 220503), (381, 73501), (2371, 11811), (3937, 7113)]