2129125815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{18679}}^1$

素因数の和:18856

約数の個数: 48

約数和(自身を含む): 3934008000

約数和(自身を除く): 1804882185

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 149, 153, 255, 447, 745, 765, 1341, 2235, 2533, 6705, 7599, 12665, 18679, 22797, 37995, 56037, 93395, 113985, 168111, 280185, 317543, 840555, 952629, 1587715, 2783171, 2857887, 4763145, 8349513, 13915855, 14289435, 25048539, 41747565, 47313907, 125242695, 141941721, 236569535, 425825163, 709708605, 2129125815]

約数ペア:

[(1, 2129125815), (3, 709708605), (5, 425825163), (9, 236569535), (15, 141941721), (17, 125242695), (45, 47313907), (51, 41747565), (85, 25048539), (149, 14289435), (153, 13915855), (255, 8349513), (447, 4763145), (745, 2857887), (765, 2783171), (1341, 1587715), (2235, 952629), (2533, 840555), (6705, 317543), (7599, 280185), (12665, 168111), (18679, 113985), (22797, 93395), (37995, 56037)]