135381316

素因数分解:

$2^2\times 7^2\times {\mathrm{690721}}^1$

素因数の和:690739

約数の個数: 18

約数和(自身を含む): 275598078

約数和(自身を除く): 140216762

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 690721, 1381442, 2762884, 4835047, 9670094, 19340188, 33845329, 67690658, 135381316]

約数ペア:

[(1, 135381316), (2, 67690658), (4, 33845329), (7, 19340188), (14, 9670094), (28, 4835047), (49, 2762884), (98, 1381442), (196, 690721)]