28643865

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12163}}^1$

素因数の和:12328

約数の個数: 16

約数和(自身を含む): 46125888

約数和(自身を除く): 17482023

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 12163, 36489, 60815, 182445, 1909591, 5728773, 9547955, 28643865]

約数ペア:

[(1, 28643865), (3, 9547955), (5, 5728773), (15, 1909591), (157, 182445), (471, 60815), (785, 36489), (2355, 12163)]