80636689

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1249}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 96480000

約数和(自身を除く): 15843311

約数列:

[1, 7, 23, 161, 401, 1249, 2807, 8743, 9223, 28727, 64561, 201089, 500849, 3505943, 11519527, 80636689]

約数ペア:

[(1, 80636689), (7, 11519527), (23, 3505943), (161, 500849), (401, 201089), (1249, 64561), (2807, 28727), (8743, 9223)]