189963025

素因数分解:

$5^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{3863}}^1$

素因数の和:4161

約数の個数: 24

約数和(自身を含む): 270232704

約数和(自身を除く): 80269679

約数列:

[1, 5, 7, 25, 35, 175, 281, 1405, 1967, 3863, 7025, 9835, 19315, 27041, 49175, 96575, 135205, 676025, 1085503, 5427515, 7598521, 27137575, 37992605, 189963025]

約数ペア:

[(1, 189963025), (5, 37992605), (7, 27137575), (25, 7598521), (35, 5427515), (175, 1085503), (281, 676025), (1405, 135205), (1967, 96575), (3863, 49175), (7025, 27041), (9835, 19315)]