28467729

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{40039}}^1$

素因数の和:40124

約数の個数: 12

約数和(自身を含む): 41641600

約数和(自身を除く): 13173871

約数列:

[1, 3, 9, 79, 237, 711, 40039, 120117, 360351, 3163081, 9489243, 28467729]

約数ペア:

[(1, 28467729), (3, 9489243), (9, 3163081), (79, 360351), (237, 120117), (711, 40039)]