827520815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 1175549760

約数和(自身を除く): 348028945

約数列:

[1, 5, 11, 17, 55, 61, 85, 121, 187, 305, 605, 671, 935, 1037, 1319, 2057, 3355, 5185, 6595, 7381, 10285, 11407, 14509, 22423, 36905, 57035, 72545, 80459, 112115, 125477, 159599, 246653, 402295, 627385, 797995, 885049, 1233265, 1367803, 2713183, 4425245, 6839015, 9735539, 13565915, 15045833, 48677695, 75229165, 165504163, 827520815]

約数ペア:

[(1, 827520815), (5, 165504163), (11, 75229165), (17, 48677695), (55, 15045833), (61, 13565915), (85, 9735539), (121, 6839015), (187, 4425245), (305, 2713183), (605, 1367803), (671, 1233265), (935, 885049), (1037, 797995), (1319, 627385), (2057, 402295), (3355, 246653), (5185, 159599), (6595, 125477), (7381, 112115), (10285, 80459), (11407, 72545), (14509, 57035), (22423, 36905)]