12912165

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 25833600

約数和(自身を除く): 12921435

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 179, 229, 315, 537, 687, 895, 1145, 1253, 1603, 1611, 2061, 2685, 3435, 3759, 4809, 6265, 8015, 8055, 10305, 11277, 14427, 18795, 24045, 40991, 56385, 72135, 122973, 204955, 286937, 368919, 614865, 860811, 1434685, 1844595, 2582433, 4304055, 12912165]

約数ペア:

[(1, 12912165), (3, 4304055), (5, 2582433), (7, 1844595), (9, 1434685), (15, 860811), (21, 614865), (35, 368919), (45, 286937), (63, 204955), (105, 122973), (179, 72135), (229, 56385), (315, 40991), (537, 24045), (687, 18795), (895, 14427), (1145, 11277), (1253, 10305), (1603, 8055), (1611, 8015), (2061, 6265), (2685, 4809), (3435, 3759)]