209364331378

素因数分解:

$2^1\times {\mathrm{397}}^1\times {\mathrm{2129}}^1\times {\mathrm{123853}}^1$

素因数の和:126381

約数の個数: 16

約数和(自身を含む): 314987969880

約数和(自身を除く): 105623638502

約数列:

[1, 2, 397, 794, 2129, 4258, 123853, 247706, 845213, 1690426, 49169641, 98339282, 263683037, 527366074, 104682165689, 209364331378]

約数ペア:

[(1, 209364331378), (2, 104682165689), (397, 527366074), (794, 263683037), (2129, 98339282), (4258, 49169641), (123853, 1690426), (247706, 845213)]