201914505

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1117}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 390673920

約数和(自身を除く): 188759415

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 103, 117, 135, 195, 309, 351, 515, 585, 927, 1117, 1339, 1545, 1755, 2781, 3351, 4017, 4635, 5585, 6695, 10053, 12051, 13905, 14521, 16755, 20085, 30159, 36153, 43563, 50265, 60255, 72605, 115051, 130689, 150795, 180765, 217815, 345153, 392067, 575255, 653445, 1035459, 1495663, 1725765, 1960335, 3106377, 4486989, 5177295, 7478315, 13460967, 15531885, 22434945, 40382901, 67304835, 201914505]

約数ペア:

[(1, 201914505), (3, 67304835), (5, 40382901), (9, 22434945), (13, 15531885), (15, 13460967), (27, 7478315), (39, 5177295), (45, 4486989), (65, 3106377), (103, 1960335), (117, 1725765), (135, 1495663), (195, 1035459), (309, 653445), (351, 575255), (515, 392067), (585, 345153), (927, 217815), (1117, 180765), (1339, 150795), (1545, 130689), (1755, 115051), (2781, 72605), (3351, 60255), (4017, 50265), (4635, 43563), (5585, 36153), (6695, 30159), (10053, 20085), (12051, 16755), (13905, 14521)]