209621000438

素因数分解:

$2^1\times {\mathrm{173207}}^1\times {\mathrm{605117}}^1$

素因数の和:778326

約数の個数: 8

約数和(自身を含む): 314433835632

約数和(自身を除く): 104812835194

約数列:

[1, 2, 173207, 346414, 605117, 1210234, 104810500219, 209621000438]

約数ペア:

[(1, 209621000438), (2, 104810500219), (173207, 1210234), (346414, 605117)]