273156921

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{64439}}^1$

素因数の和:64605

約数の個数: 16

約数和(自身を含む): 407260800

約数和(自身を除く): 134103879

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 64439, 193317, 579951, 1739853, 10116923, 30350769, 91052307, 273156921]

約数ペア:

[(1, 273156921), (3, 91052307), (9, 30350769), (27, 10116923), (157, 1739853), (471, 579951), (1413, 193317), (4239, 64439)]