983405367

素因数分解:

$3^4\times 7^1\times {\mathrm{1734401}}^1$

素因数の和:1734420

約数の個数: 20

約数和(自身を含む): 1678901136

約数和(自身を除く): 695495769

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1734401, 5203203, 12140807, 15609609, 36422421, 46828827, 109267263, 140486481, 327801789, 983405367]

約数ペア:

[(1, 983405367), (3, 327801789), (7, 140486481), (9, 109267263), (21, 46828827), (27, 36422421), (63, 15609609), (81, 12140807), (189, 5203203), (567, 1734401)]