28226856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 87552000

約数和(自身を除く): 59325144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 37, 38, 42, 56, 57, 74, 76, 84, 111, 114, 133, 148, 152, 168, 222, 228, 239, 259, 266, 296, 399, 444, 456, 478, 518, 532, 703, 717, 777, 798, 888, 956, 1036, 1064, 1406, 1434, 1554, 1596, 1673, 1912, 2072, 2109, 2812, 2868, 3108, 3192, 3346, 4218, 4541, 4921, 5019, 5624, 5736, 6216, 6692, 8436, 8843, 9082, 9842, 10038, 13384, 13623, 14763, 16872, 17686, 18164, 19684, 20076, 26529, 27246, 29526, 31787, 35372, 36328, 39368, 40152, 53058, 54492, 59052, 61901, 63574, 70744, 95361, 106116, 108984, 118104, 123802, 127148, 168017, 185703, 190722, 212232, 247604, 254296, 336034, 371406, 381444, 495208, 504051, 672068, 742812, 762888, 1008102, 1176119, 1344136, 1485624, 2016204, 2352238, 3528357, 4032408, 4704476, 7056714, 9408952, 14113428, 28226856]

約数ペア:

[(1, 28226856), (2, 14113428), (3, 9408952), (4, 7056714), (6, 4704476), (7, 4032408), (8, 3528357), (12, 2352238), (14, 2016204), (19, 1485624), (21, 1344136), (24, 1176119), (28, 1008102), (37, 762888), (38, 742812), (42, 672068), (56, 504051), (57, 495208), (74, 381444), (76, 371406), (84, 336034), (111, 254296), (114, 247604), (133, 212232), (148, 190722), (152, 185703), (168, 168017), (222, 127148), (228, 123802), (239, 118104), (259, 108984), (266, 106116), (296, 95361), (399, 70744), (444, 63574), (456, 61901), (478, 59052), (518, 54492), (532, 53058), (703, 40152), (717, 39368), (777, 36328), (798, 35372), (888, 31787), (956, 29526), (1036, 27246), (1064, 26529), (1406, 20076), (1434, 19684), (1554, 18164), (1596, 17686), (1673, 16872), (1912, 14763), (2072, 13623), (2109, 13384), (2812, 10038), (2868, 9842), (3108, 9082), (3192, 8843), (3346, 8436), (4218, 6692), (4541, 6216), (4921, 5736), (5019, 5624)]