814687551

素因数分解:

$3^4\times {\mathrm{1021}}^1\times {\mathrm{9851}}^1$

素因数の和:10884

約数の個数: 20

約数和(自身を含む): 1218318024

約数和(自身を除く): 403630473

約数列:

[1, 3, 9, 27, 81, 1021, 3063, 9189, 9851, 27567, 29553, 82701, 88659, 265977, 797931, 10057871, 30173613, 90520839, 271562517, 814687551]

約数ペア:

[(1, 814687551), (3, 271562517), (9, 90520839), (27, 30173613), (81, 10057871), (1021, 797931), (3063, 265977), (9189, 88659), (9851, 82701), (27567, 29553)]