28717105

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2713}}^1$

素因数の和:2820

約数の個数: 16

約数和(自身を含む): 36150480

約数和(自身を除く): 7433375

約数列:

[1, 5, 29, 73, 145, 365, 2117, 2713, 10585, 13565, 78677, 198049, 393385, 990245, 5743421, 28717105]

約数ペア:

[(1, 28717105), (5, 5743421), (29, 990245), (73, 393385), (145, 198049), (365, 78677), (2117, 13565), (2713, 10585)]