30506469

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1493}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 47688480

約数和(自身を除く): 17182011

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 1493, 2919, 4479, 6811, 10451, 20433, 31353, 73157, 207527, 219471, 622581, 1452689, 4358067, 10168823, 30506469]

約数ペア:

[(1, 30506469), (3, 10168823), (7, 4358067), (21, 1452689), (49, 622581), (139, 219471), (147, 207527), (417, 73157), (973, 31353), (1493, 20433), (2919, 10451), (4479, 6811)]