81267928

素因数分解:

$2^3\times 7^1\times {\mathrm{1451213}}^1$

素因数の和:1451226

約数の個数: 16

約数和(自身を含む): 174145680

約数和(自身を除く): 92877752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1451213, 2902426, 5804852, 10158491, 11609704, 20316982, 40633964, 81267928]

約数ペア:

[(1, 81267928), (2, 40633964), (4, 20316982), (7, 11609704), (8, 10158491), (14, 5804852), (28, 2902426), (56, 1451213)]