8199247

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 9879552

約数和(自身を除く): 1680305

約数列:

[1, 7, 23, 127, 161, 401, 889, 2807, 2921, 9223, 20447, 50927, 64561, 356489, 1171321, 8199247]

約数ペア:

[(1, 8199247), (7, 1171321), (23, 356489), (127, 64561), (161, 50927), (401, 20447), (889, 9223), (2807, 2921)]