80127873

素因数分解:

$3^4\times 7^1\times {\mathrm{141319}}^1$

素因数の和:141338

約数の個数: 20

約数和(自身を含む): 136797760

約数和(自身を除く): 56669887

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 141319, 423957, 989233, 1271871, 2967699, 3815613, 8903097, 11446839, 26709291, 80127873]

約数ペア:

[(1, 80127873), (3, 26709291), (7, 11446839), (9, 8903097), (21, 3815613), (27, 2967699), (63, 1271871), (81, 989233), (189, 423957), (567, 141319)]