28085691

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{829}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 39202560

約数和(自身を除く): 11116869

約数列:

[1, 3, 23, 69, 491, 829, 1473, 2487, 11293, 19067, 33879, 57201, 407039, 1221117, 9361897, 28085691]

約数ペア:

[(1, 28085691), (3, 9361897), (23, 1221117), (69, 407039), (491, 57201), (829, 33879), (1473, 19067), (2487, 11293)]