81926696

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{238159}}^1$

素因数の和:238208

約数の個数: 16

約数和(自身を含む): 157185600

約数和(自身を除く): 75258904

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 238159, 476318, 952636, 1905272, 10240837, 20481674, 40963348, 81926696]

約数ペア:

[(1, 81926696), (2, 40963348), (4, 20481674), (8, 10240837), (43, 1905272), (86, 952636), (172, 476318), (344, 238159)]