28290712

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 54265680

約数和(自身を除く): 25974968

約数列:

[1, 2, 4, 8, 73, 146, 193, 251, 292, 386, 502, 584, 772, 1004, 1544, 2008, 14089, 18323, 28178, 36646, 48443, 56356, 73292, 96886, 112712, 146584, 193772, 387544, 3536339, 7072678, 14145356, 28290712]

約数ペア:

[(1, 28290712), (2, 14145356), (4, 7072678), (8, 3536339), (73, 387544), (146, 193772), (193, 146584), (251, 112712), (292, 96886), (386, 73292), (502, 56356), (584, 48443), (772, 36646), (1004, 28178), (1544, 18323), (2008, 14089)]