87867521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1361}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 105124608

約数和(自身を除く): 17257087

約数列:

[1, 7, 23, 161, 401, 1361, 2807, 9223, 9527, 31303, 64561, 219121, 545761, 3820327, 12552503, 87867521]

約数ペア:

[(1, 87867521), (7, 12552503), (23, 3820327), (161, 545761), (401, 219121), (1361, 64561), (2807, 31303), (9223, 9527)]