28506784

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{12547}}^1$

素因数の和:12628

約数の個数: 24

約数和(自身を含む): 56917728

約数和(自身を除く): 28410944

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 12547, 25094, 50188, 100376, 200752, 401504, 890837, 1781674, 3563348, 7126696, 14253392, 28506784]

約数ペア:

[(1, 28506784), (2, 14253392), (4, 7126696), (8, 3563348), (16, 1781674), (32, 890837), (71, 401504), (142, 200752), (284, 100376), (568, 50188), (1136, 25094), (2272, 12547)]