487990851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{65353}}^1$

素因数の和:65506

約数の個数: 16

約数和(自身を含む): 690138240

約数和(自身を除く): 202147389

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 65353, 196059, 1241707, 3725121, 8561243, 25683729, 162663617, 487990851]

約数ペア:

[(1, 487990851), (3, 162663617), (19, 25683729), (57, 8561243), (131, 3725121), (393, 1241707), (2489, 196059), (7467, 65353)]