39977882

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{4441}}^1$

素因数の和:5093

約数の個数: 16

約数和(自身を含む): 68655552

約数和(自身を除く): 28677670

約数列:

[1, 2, 7, 14, 643, 1286, 4441, 4501, 8882, 9002, 31087, 62174, 2855563, 5711126, 19988941, 39977882]

約数ペア:

[(1, 39977882), (2, 19988941), (7, 5711126), (14, 2855563), (643, 62174), (1286, 31087), (4441, 9002), (4501, 8882)]