28807041

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 39190400

約数和(自身を除く): 10383359

約数列:

[1, 3, 73, 199, 219, 597, 661, 1983, 14527, 43581, 48253, 131539, 144759, 394617, 9602347, 28807041]

約数ペア:

[(1, 28807041), (3, 9602347), (73, 394617), (199, 144759), (219, 131539), (597, 48253), (661, 43581), (1983, 14527)]