218223876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1398871}}^1$

素因数の和:1398891

約数の個数: 24

約数和(自身を含む): 548357824

約数和(自身を除く): 330133948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1398871, 2797742, 4196613, 5595484, 8393226, 16786452, 18185323, 36370646, 54555969, 72741292, 109111938, 218223876]

約数ペア:

[(1, 218223876), (2, 109111938), (3, 72741292), (4, 54555969), (6, 36370646), (12, 18185323), (13, 16786452), (26, 8393226), (39, 5595484), (52, 4196613), (78, 2797742), (156, 1398871)]