28207713

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4327}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 39263616

約数和(自身を除く): 11055903

約数列:

[1, 3, 41, 53, 123, 159, 2173, 4327, 6519, 12981, 177407, 229331, 532221, 687993, 9402571, 28207713]

約数ペア:

[(1, 28207713), (3, 9402571), (41, 687993), (53, 532221), (123, 229331), (159, 177407), (2173, 12981), (4327, 6519)]