161009492

素因数分解:

$2^2\times 7^2\times {\mathrm{821477}}^1$

素因数の和:821495

約数の個数: 18

約数和(自身を含む): 327769722

約数和(自身を除く): 166760230

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 821477, 1642954, 3285908, 5750339, 11500678, 23001356, 40252373, 80504746, 161009492]

約数ペア:

[(1, 161009492), (2, 80504746), (4, 40252373), (7, 23001356), (14, 11500678), (28, 5750339), (49, 3285908), (98, 1642954), (196, 821477)]