28583121

素因数分解:

$3^1\times 7^2\times {\mathrm{194443}}^1$

素因数の和:194460

約数の個数: 12

約数和(自身を含む): 44333232

約数和(自身を除く): 15750111

約数列:

[1, 3, 7, 21, 49, 147, 194443, 583329, 1361101, 4083303, 9527707, 28583121]

約数ペア:

[(1, 28583121), (3, 9527707), (7, 4083303), (21, 1361101), (49, 583329), (147, 194443)]