80327781

素因数分解:

$3^6\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:708

約数の個数: 28

約数和(自身を含む): 121191840

約数和(自身を除く): 40864059

約数列:

[1, 3, 9, 27, 81, 243, 251, 439, 729, 753, 1317, 2259, 3951, 6777, 11853, 20331, 35559, 60993, 106677, 110189, 182979, 320031, 330567, 991701, 2975103, 8925309, 26775927, 80327781]

約数ペア:

[(1, 80327781), (3, 26775927), (9, 8925309), (27, 2975103), (81, 991701), (243, 330567), (251, 320031), (439, 182979), (729, 110189), (753, 106677), (1317, 60993), (2259, 35559), (3951, 20331), (6777, 11853)]