28206685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1061}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 36575280

約数和(自身を除く): 8368595

約数列:

[1, 5, 13, 65, 409, 1061, 2045, 5305, 5317, 13793, 26585, 68965, 433949, 2169745, 5641337, 28206685]

約数ペア:

[(1, 28206685), (5, 5641337), (13, 2169745), (65, 433949), (409, 68965), (1061, 26585), (2045, 13793), (5305, 5317)]