81246578

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{81737}}^1$

素因数の和:81817

約数の個数: 16

約数和(自身を含む): 141243264

約数和(自身を除く): 59996686

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 81737, 163474, 572159, 1144318, 5803327, 11606654, 40623289, 81246578]

約数ペア:

[(1, 81246578), (2, 40623289), (7, 11606654), (14, 5803327), (71, 1144318), (142, 572159), (497, 163474), (994, 81737)]