1977476781

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{328103}}^1$

素因数の和:328161

約数の個数: 24

約数和(自身を含む): 3141923904

約数和(自身を除く): 1164447123

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 328103, 984309, 2296721, 6890163, 13452223, 16077047, 40356669, 48231141, 94165561, 282496683, 659158927, 1977476781]

約数ペア:

[(1, 1977476781), (3, 659158927), (7, 282496683), (21, 94165561), (41, 48231141), (49, 40356669), (123, 16077047), (147, 13452223), (287, 6890163), (861, 2296721), (2009, 984309), (6027, 328103)]