51156455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1863

約数の個数: 32

約数和(自身を含む): 75609600

約数和(自身を除く): 24453145

約数列:

[1, 5, 7, 19, 35, 43, 95, 133, 215, 301, 665, 817, 1505, 1789, 4085, 5719, 8945, 12523, 28595, 33991, 62615, 76927, 169955, 237937, 384635, 538489, 1189685, 1461613, 2692445, 7308065, 10231291, 51156455]

約数ペア:

[(1, 51156455), (5, 10231291), (7, 7308065), (19, 2692445), (35, 1461613), (43, 1189685), (95, 538489), (133, 384635), (215, 237937), (301, 169955), (665, 76927), (817, 62615), (1505, 33991), (1789, 28595), (4085, 12523), (5719, 8945)]