971539219

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{222779}}^1$

素因数の和:222882

約数の個数: 12

約数和(自身を含む): 1142861400

約数和(自身を除く): 171322181

約数列:

[1, 7, 49, 89, 623, 4361, 222779, 1559453, 10916171, 19827331, 138791317, 971539219]

約数ペア:

[(1, 971539219), (7, 138791317), (49, 19827331), (89, 10916171), (623, 1559453), (4361, 222779)]