254827804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 579059712

約数和(自身を除く): 324231908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 71, 77, 86, 142, 154, 172, 271, 284, 301, 308, 473, 497, 542, 602, 781, 946, 994, 1084, 1204, 1562, 1892, 1897, 1988, 2981, 3053, 3124, 3311, 3794, 5467, 5962, 6106, 6622, 7588, 10934, 11653, 11924, 12212, 13244, 19241, 20867, 21371, 21868, 23306, 33583, 38482, 41734, 42742, 46612, 67166, 76964, 81571, 83468, 85484, 128183, 134332, 134687, 163142, 211651, 235081, 256366, 269374, 326284, 423302, 470162, 512732, 538748, 827363, 846604, 897281, 940324, 1481557, 1654726, 1794562, 2963114, 3309452, 3589124, 5791541, 5926228, 9100993, 11583082, 18201986, 23166164, 36403972, 63706951, 127413902, 254827804]

約数ペア:

[(1, 254827804), (2, 127413902), (4, 63706951), (7, 36403972), (11, 23166164), (14, 18201986), (22, 11583082), (28, 9100993), (43, 5926228), (44, 5791541), (71, 3589124), (77, 3309452), (86, 2963114), (142, 1794562), (154, 1654726), (172, 1481557), (271, 940324), (284, 897281), (301, 846604), (308, 827363), (473, 538748), (497, 512732), (542, 470162), (602, 423302), (781, 326284), (946, 269374), (994, 256366), (1084, 235081), (1204, 211651), (1562, 163142), (1892, 134687), (1897, 134332), (1988, 128183), (2981, 85484), (3053, 83468), (3124, 81571), (3311, 76964), (3794, 67166), (5467, 46612), (5962, 42742), (6106, 41734), (6622, 38482), (7588, 33583), (10934, 23306), (11653, 21868), (11924, 21371), (12212, 20867), (13244, 19241)]