520780451621

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{2148709}}^1$

素因数の和:2149048

約数の個数: 16

約数和(自身を含む): 563907452400

約数和(自身を除く): 43127000779

約数列:

[1, 17, 53, 269, 901, 4573, 14257, 242369, 2148709, 36528053, 113881577, 578002721, 1935986809, 9826046257, 30634144213, 520780451621]

約数ペア:

[(1, 520780451621), (17, 30634144213), (53, 9826046257), (269, 1935986809), (901, 578002721), (4573, 113881577), (14257, 36528053), (242369, 2148709)]