201639879

素因数分解:

$3^2\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{2027}}^1$

素因数の和:3619

約数の個数: 24

約数和(自身を含む): 333240960

約数和(自身を除く): 131601081

約数列:

[1, 3, 7, 9, 21, 63, 1579, 2027, 4737, 6081, 11053, 14189, 14211, 18243, 33159, 42567, 99477, 127701, 3200633, 9601899, 22404431, 28805697, 67213293, 201639879]

約数ペア:

[(1, 201639879), (3, 67213293), (7, 28805697), (9, 22404431), (21, 9601899), (63, 3200633), (1579, 127701), (2027, 99477), (4737, 42567), (6081, 33159), (11053, 18243), (14189, 14211)]