28699965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 57283200

約数和(自身を除く): 28583235

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 179, 315, 509, 537, 895, 1253, 1527, 1611, 2545, 2685, 3563, 3759, 4581, 6265, 7635, 8055, 10689, 11277, 17815, 18795, 22905, 32067, 53445, 56385, 91111, 160335, 273333, 455555, 637777, 819999, 1366665, 1913331, 3188885, 4099995, 5739993, 9566655, 28699965]

約数ペア:

[(1, 28699965), (3, 9566655), (5, 5739993), (7, 4099995), (9, 3188885), (15, 1913331), (21, 1366665), (35, 819999), (45, 637777), (63, 455555), (105, 273333), (179, 160335), (315, 91111), (509, 56385), (537, 53445), (895, 32067), (1253, 22905), (1527, 18795), (1611, 17815), (2545, 11277), (2685, 10689), (3563, 8055), (3759, 7635), (4581, 6265)]