28934829

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 53374464

約数和(自身を除く): 24439635

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 77, 99, 129, 231, 301, 387, 473, 693, 903, 971, 1419, 2709, 2913, 3311, 4257, 6797, 8739, 9933, 10681, 20391, 29799, 32043, 41753, 61173, 74767, 96129, 125259, 224301, 292271, 375777, 459283, 672903, 876813, 1377849, 2630439, 3214981, 4133547, 9644943, 28934829]

約数ペア:

[(1, 28934829), (3, 9644943), (7, 4133547), (9, 3214981), (11, 2630439), (21, 1377849), (33, 876813), (43, 672903), (63, 459283), (77, 375777), (99, 292271), (129, 224301), (231, 125259), (301, 96129), (387, 74767), (473, 61173), (693, 41753), (903, 32043), (971, 29799), (1419, 20391), (2709, 10681), (2913, 9933), (3311, 8739), (4257, 6797)]