4994786881

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{25703}}^1$

素因数の和:25821

約数の個数: 32

約数和(自身を含む): 6395977728

約数和(自身を除く): 1401190847

約数列:

[1, 7, 17, 23, 71, 119, 161, 391, 497, 1207, 1633, 2737, 8449, 11431, 25703, 27761, 179921, 194327, 436951, 591169, 1824913, 3058657, 4138183, 10049873, 12774391, 31023521, 41972999, 70349111, 217164647, 293810993, 713540983, 4994786881]

約数ペア:

[(1, 4994786881), (7, 713540983), (17, 293810993), (23, 217164647), (71, 70349111), (119, 41972999), (161, 31023521), (391, 12774391), (497, 10049873), (1207, 4138183), (1633, 3058657), (2737, 1824913), (8449, 591169), (11431, 436951), (25703, 194327), (27761, 179921)]