28647633

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8689}}^1$

素因数の和:8856

約数の個数: 16

約数和(自身を含む): 43936640

約数和(自身を除く): 15289007

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 8689, 26067, 60823, 182469, 1364173, 4092519, 9549211, 28647633]

約数ペア:

[(1, 28647633), (3, 9549211), (7, 4092519), (21, 1364173), (157, 182469), (471, 60823), (1099, 26067), (3297, 8689)]