28659879

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{6761}}^1$

素因数の和:6927

約数の個数: 16

約数和(自身を含む): 42735840

約数和(自身を除く): 14075961

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 6761, 20283, 60849, 182547, 1061477, 3184431, 9553293, 28659879]

約数ペア:

[(1, 28659879), (3, 9553293), (9, 3184431), (27, 1061477), (157, 182547), (471, 60849), (1413, 20283), (4239, 6761)]