28653303

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18691}}^1$

素因数の和:18774

約数の個数: 16

約数和(自身を含む): 44262656

約数和(自身を除く): 15609353

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 18691, 56073, 130837, 392511, 1364443, 4093329, 9551101, 28653303]

約数ペア:

[(1, 28653303), (3, 9551101), (7, 4093329), (21, 1364443), (73, 392511), (219, 130837), (511, 56073), (1533, 18691)]