28426870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66109}}^1$

素因数の和:66159

約数の個数: 16

約数和(自身を含む): 52359120

約数和(自身を除く): 23932250

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 66109, 132218, 330545, 661090, 2842687, 5685374, 14213435, 28426870]

約数ペア:

[(1, 28426870), (2, 14213435), (5, 5685374), (10, 2842687), (43, 661090), (86, 330545), (215, 132218), (430, 66109)]