81363812

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{30773}}^1$

素因数の和:31438

約数の個数: 12

約数和(自身を含む): 142606716

約数和(自身を除く): 61242904

約数列:

[1, 2, 4, 661, 1322, 2644, 30773, 61546, 123092, 20340953, 40681906, 81363812]

約数ペア:

[(1, 81363812), (2, 40681906), (4, 20340953), (661, 123092), (1322, 61546), (2644, 30773)]