287493531

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{14149}}^1$

素因数の和:14686

約数の個数: 16

約数和(自身を含む): 413632800

約数和(自身を除く): 126139269

約数列:

[1, 3, 13, 39, 521, 1563, 6773, 14149, 20319, 42447, 183937, 551811, 7371629, 22114887, 95831177, 287493531]

約数ペア:

[(1, 287493531), (3, 95831177), (13, 22114887), (39, 7371629), (521, 551811), (1563, 183937), (6773, 42447), (14149, 20319)]