200025021

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179717}}^1$

素因数の和:179780

約数の個数: 16

約数和(自身を含む): 310552704

約数和(自身を除く): 110527683

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 179717, 539151, 1258019, 3774057, 9525001, 28575003, 66675007, 200025021]

約数ペア:

[(1, 200025021), (3, 66675007), (7, 28575003), (21, 9525001), (53, 3774057), (159, 1258019), (371, 539151), (1113, 179717)]