28786754

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{10259}}^1$

素因数の和:10345

約数の個数: 16

約数和(自身を含む): 45800640

約数和(自身を除く): 17013886

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 10259, 20518, 235957, 471914, 625799, 1251598, 14393377, 28786754]

約数ペア:

[(1, 28786754), (2, 14393377), (23, 1251598), (46, 625799), (61, 471914), (122, 235957), (1403, 20518), (2806, 10259)]