827697021

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{42689}}^1$

素因数の和:42996

約数の個数: 16

約数和(自身を含む): 1155703680

約数和(自身を除く): 328006659

約数列:

[1, 3, 23, 69, 281, 843, 6463, 19389, 42689, 128067, 981847, 2945541, 11995609, 35986827, 275899007, 827697021]

約数ペア:

[(1, 827697021), (3, 275899007), (23, 35986827), (69, 11995609), (281, 2945541), (843, 981847), (6463, 128067), (19389, 42689)]