201774321

素因数分解:

$3^5\times 7^1\times {\mathrm{118621}}^1$

素因数の和:118643

約数の個数: 24

約数和(自身を含む): 345427264

約数和(自身を除く): 143652943

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 118621, 355863, 830347, 1067589, 2491041, 3202767, 7473123, 9608301, 22419369, 28824903, 67258107, 201774321]

約数ペア:

[(1, 201774321), (3, 67258107), (7, 28824903), (9, 22419369), (21, 9608301), (27, 7473123), (63, 3202767), (81, 2491041), (189, 1067589), (243, 830347), (567, 355863), (1701, 118621)]