28977291

素因数分解:

$3^3\times 7^1\times {\mathrm{153319}}^1$

素因数の和:153335

約数の個数: 16

約数和(自身を含む): 49062400

約数和(自身を除く): 20085109

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 153319, 459957, 1073233, 1379871, 3219699, 4139613, 9659097, 28977291]

約数ペア:

[(1, 28977291), (3, 9659097), (7, 4139613), (9, 3219699), (21, 1379871), (27, 1073233), (63, 459957), (189, 153319)]