81420584

素因数分解:

$2^3\times 7^1\times {\mathrm{1453939}}^1$

素因数の和:1453952

約数の個数: 16

約数和(自身を含む): 174472800

約数和(自身を除く): 93052216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1453939, 2907878, 5815756, 10177573, 11631512, 20355146, 40710292, 81420584]

約数ペア:

[(1, 81420584), (2, 40710292), (4, 20355146), (7, 11631512), (8, 10177573), (14, 5815756), (28, 2907878), (56, 1453939)]