280486514

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{9437}}^1$

素因数の和:9650

約数の個数: 32

約数和(自身を含む): 527319936

約数和(自身を除く): 246833422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 193, 386, 1351, 2123, 2702, 4246, 9437, 14861, 18874, 29722, 66059, 103807, 132118, 207614, 726649, 1453298, 1821341, 3642682, 12749387, 20034751, 25498774, 40069502, 140243257, 280486514]

約数ペア:

[(1, 280486514), (2, 140243257), (7, 40069502), (11, 25498774), (14, 20034751), (22, 12749387), (77, 3642682), (154, 1821341), (193, 1453298), (386, 726649), (1351, 207614), (2123, 132118), (2702, 103807), (4246, 66059), (9437, 29722), (14861, 18874)]