1287014729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{2789}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 1732389120

約数和(自身を除く): 445374391

約数列:

[1, 7, 11, 13, 77, 91, 143, 461, 1001, 2789, 3227, 5071, 5993, 19523, 30679, 35497, 36257, 41951, 65923, 214753, 253799, 398827, 461461, 1285729, 2791789, 9000103, 14143019, 16714477, 99001133, 117001339, 183859247, 1287014729]

約数ペア:

[(1, 1287014729), (7, 183859247), (11, 117001339), (13, 99001133), (77, 16714477), (91, 14143019), (143, 9000103), (461, 2791789), (1001, 1285729), (2789, 461461), (3227, 398827), (5071, 253799), (5993, 214753), (19523, 65923), (30679, 41951), (35497, 36257)]