142509423

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{81761}}^1$

素因数の和:81854

約数の個数: 16

約数和(自身を含む): 219776256

約数和(自身を除く): 77266833

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 81761, 245283, 572327, 1716981, 6786163, 20358489, 47503141, 142509423]

約数ペア:

[(1, 142509423), (3, 47503141), (7, 20358489), (21, 6786163), (83, 1716981), (249, 572327), (581, 245283), (1743, 81761)]