8649837

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 15228928

約数和(自身を除く): 6579091

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 103, 129, 217, 279, 301, 309, 387, 651, 721, 903, 927, 1333, 1953, 2163, 2709, 3193, 3999, 4429, 6489, 9331, 9579, 11997, 13287, 22351, 27993, 28737, 31003, 39861, 67053, 83979, 93009, 137299, 201159, 279027, 411897, 961093, 1235691, 2883279, 8649837]

約数ペア:

[(1, 8649837), (3, 2883279), (7, 1235691), (9, 961093), (21, 411897), (31, 279027), (43, 201159), (63, 137299), (93, 93009), (103, 83979), (129, 67053), (217, 39861), (279, 31003), (301, 28737), (309, 27993), (387, 22351), (651, 13287), (721, 11997), (903, 9579), (927, 9331), (1333, 6489), (1953, 4429), (2163, 3999), (2709, 3193)]