159902721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7583}}^1$

素因数の和:7674

約数の個数: 32

約数和(自身を含む): 262103040

約数和(自身を除く): 102200319

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 7029, 7583, 21087, 22749, 68247, 83413, 204741, 250239, 538393, 750717, 1615179, 2252151, 4845537, 5922323, 14536611, 17766969, 53300907, 159902721]

約数ペア:

[(1, 159902721), (3, 53300907), (9, 17766969), (11, 14536611), (27, 5922323), (33, 4845537), (71, 2252151), (99, 1615179), (213, 750717), (297, 538393), (639, 250239), (781, 204741), (1917, 83413), (2343, 68247), (7029, 22749), (7583, 21087)]