71249423

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 86639616

約数和(自身を除く): 15390193

約数列:

[1, 7, 23, 71, 161, 271, 497, 529, 1633, 1897, 3703, 6233, 11431, 19241, 37559, 43631, 134687, 143359, 262913, 442543, 1003513, 3097801, 10178489, 71249423]

約数ペア:

[(1, 71249423), (7, 10178489), (23, 3097801), (71, 1003513), (161, 442543), (271, 262913), (497, 143359), (529, 134687), (1633, 43631), (1897, 37559), (3703, 19241), (6233, 11431)]