28512055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39877}}^1$

素因数の和:39906

約数の個数: 16

約数和(自身を含む): 40197024

約数和(自身を除く): 11684969

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39877, 199385, 438647, 518401, 2193235, 2592005, 5702411, 28512055]

約数ペア:

[(1, 28512055), (5, 5702411), (11, 2592005), (13, 2193235), (55, 518401), (65, 438647), (143, 199385), (715, 39877)]