207979737

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{102101}}^1$

素因数の和:102208

約数の個数: 16

約数和(自身を含む): 320191872

約数和(自身を除く): 112212135

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 102101, 306303, 714707, 2144121, 9903797, 29711391, 69326579, 207979737]

約数ペア:

[(1, 207979737), (3, 69326579), (7, 29711391), (21, 9903797), (97, 2144121), (291, 714707), (679, 306303), (2037, 102101)]