20161923831

素因数分解:

$3^2\times 7^1\times {\mathrm{320030537}}^1$

素因数の和:320030550

約数の個数: 12

約数和(自身を含む): 33283175952

約数和(自身を除く): 13121252121

約数列:

[1, 3, 7, 9, 21, 63, 320030537, 960091611, 2240213759, 2880274833, 6720641277, 20161923831]

約数ペア:

[(1, 20161923831), (3, 6720641277), (7, 2880274833), (9, 2240213759), (21, 960091611), (63, 320030537)]