28223415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 58046976

約数和(自身を除く): 29823561

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 37, 45, 55, 67, 69, 99, 111, 115, 165, 185, 201, 207, 253, 333, 335, 345, 407, 495, 555, 603, 737, 759, 851, 1005, 1035, 1221, 1265, 1541, 1665, 2035, 2211, 2277, 2479, 2553, 3015, 3663, 3685, 3795, 4255, 4623, 6105, 6633, 7437, 7659, 7705, 9361, 11055, 11385, 12395, 12765, 13869, 16951, 18315, 22311, 23115, 27269, 28083, 33165, 37185, 38295, 46805, 50853, 57017, 69345, 81807, 84249, 84755, 111555, 136345, 140415, 152559, 171051, 245421, 254265, 285085, 409035, 421245, 513153, 627187, 762795, 855255, 1227105, 1881561, 2565765, 3135935, 5644683, 9407805, 28223415]

約数ペア:

[(1, 28223415), (3, 9407805), (5, 5644683), (9, 3135935), (11, 2565765), (15, 1881561), (23, 1227105), (33, 855255), (37, 762795), (45, 627187), (55, 513153), (67, 421245), (69, 409035), (99, 285085), (111, 254265), (115, 245421), (165, 171051), (185, 152559), (201, 140415), (207, 136345), (253, 111555), (333, 84755), (335, 84249), (345, 81807), (407, 69345), (495, 57017), (555, 50853), (603, 46805), (737, 38295), (759, 37185), (851, 33165), (1005, 28083), (1035, 27269), (1221, 23115), (1265, 22311), (1541, 18315), (1665, 16951), (2035, 13869), (2211, 12765), (2277, 12395), (2479, 11385), (2553, 11055), (3015, 9361), (3663, 7705), (3685, 7659), (3795, 7437), (4255, 6633), (4623, 6105)]