221799014525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{806541871}}^1$

素因数の和:806541892

約数の個数: 12

約数和(自身を含む): 300033576384

約数和(自身を除く): 78234561859

約数列:

[1, 5, 11, 25, 55, 275, 806541871, 4032709355, 8871960581, 20163546775, 44359802905, 221799014525]

約数ペア:

[(1, 221799014525), (5, 44359802905), (11, 20163546775), (25, 8871960581), (55, 4032709355), (275, 806541871)]