81258394

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{123493}}^1$

素因数の和:123549

約数の個数: 16

約数和(自身を含む): 142265088

約数和(自身を除く): 61006694

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 123493, 246986, 864451, 1728902, 5804171, 11608342, 40629197, 81258394]

約数ペア:

[(1, 81258394), (2, 40629197), (7, 11608342), (14, 5804171), (47, 1728902), (94, 864451), (329, 246986), (658, 123493)]