2981363

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 3840000

約数和(自身を除く): 858637

約数列:

[1, 7, 11, 31, 77, 217, 341, 1249, 2387, 8743, 13739, 38719, 96173, 271033, 425909, 2981363]

約数ペア:

[(1, 2981363), (7, 425909), (11, 271033), (31, 96173), (77, 38719), (217, 13739), (341, 8743), (1249, 2387)]