1296855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 2695680

約数和(自身を除く): 1398825

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 179, 207, 315, 345, 483, 537, 805, 895, 1035, 1253, 1449, 1611, 2415, 2685, 3759, 4117, 6265, 7245, 8055, 11277, 12351, 18795, 20585, 28819, 37053, 56385, 61755, 86457, 144095, 185265, 259371, 432285, 1296855]

約数ペア:

[(1, 1296855), (3, 432285), (5, 259371), (7, 185265), (9, 144095), (15, 86457), (21, 61755), (23, 56385), (35, 37053), (45, 28819), (63, 20585), (69, 18795), (105, 12351), (115, 11277), (161, 8055), (179, 7245), (207, 6265), (315, 4117), (345, 3759), (483, 2685), (537, 2415), (805, 1611), (895, 1449), (1035, 1253)]