399063816

素因数分解:

$2^3\times 3^2\times {\mathrm{5542553}}^1$

素因数の和:5542565

約数の個数: 24

約数和(自身を含む): 1080798030

約数和(自身を除く): 681734214

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 5542553, 11085106, 16627659, 22170212, 33255318, 44340424, 49882977, 66510636, 99765954, 133021272, 199531908, 399063816]

約数ペア:

[(1, 399063816), (2, 199531908), (3, 133021272), (4, 99765954), (6, 66510636), (8, 49882977), (9, 44340424), (12, 33255318), (18, 22170212), (24, 16627659), (36, 11085106), (72, 5542553)]