211863470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17909}}^1$

素因数の和:17949

約数の個数: 48

約数和(自身を含む): 471964320

約数和(自身を除く): 260100850

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 17909, 35818, 89545, 125363, 179090, 232817, 250726, 465634, 626815, 1164085, 1253630, 1629719, 2328170, 3026621, 3259438, 6053242, 8148595, 15133105, 16297190, 21186347, 30266210, 42372694, 105931735, 211863470]

約数ペア:

[(1, 211863470), (2, 105931735), (5, 42372694), (7, 30266210), (10, 21186347), (13, 16297190), (14, 15133105), (26, 8148595), (35, 6053242), (65, 3259438), (70, 3026621), (91, 2328170), (130, 1629719), (169, 1253630), (182, 1164085), (338, 626815), (455, 465634), (845, 250726), (910, 232817), (1183, 179090), (1690, 125363), (2366, 89545), (5915, 35818), (11830, 17909)]