200966913

素因数分解:

$3^4\times 7^1\times {\mathrm{354439}}^1$

素因数の和:354458

約数の個数: 20

約数和(自身を含む): 343097920

約数和(自身を除く): 142131007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354439, 1063317, 2481073, 3189951, 7443219, 9569853, 22329657, 28709559, 66988971, 200966913]

約数ペア:

[(1, 200966913), (3, 66988971), (7, 28709559), (9, 22329657), (21, 9569853), (27, 7443219), (63, 3189951), (81, 2481073), (189, 1063317), (567, 354439)]