28316288

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:75

約数の個数: 192

約数和(自身を含む): 80637120

約数和(自身を除く): 52320832

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 32, 34, 44, 52, 56, 64, 68, 77, 88, 91, 104, 112, 119, 128, 136, 143, 154, 169, 176, 182, 187, 208, 221, 224, 238, 272, 286, 308, 338, 352, 364, 374, 416, 442, 448, 476, 544, 572, 616, 676, 704, 728, 748, 832, 884, 896, 952, 1001, 1088, 1144, 1183, 1232, 1309, 1352, 1408, 1456, 1496, 1547, 1664, 1768, 1859, 1904, 2002, 2176, 2288, 2366, 2431, 2464, 2618, 2704, 2873, 2912, 2992, 3094, 3536, 3718, 3808, 4004, 4576, 4732, 4862, 4928, 5236, 5408, 5746, 5824, 5984, 6188, 7072, 7436, 7616, 8008, 9152, 9464, 9724, 9856, 10472, 10816, 11492, 11648, 11968, 12376, 13013, 14144, 14872, 15232, 16016, 17017, 18304, 18928, 19448, 20111, 20944, 21632, 22984, 23936, 24752, 26026, 28288, 29744, 31603, 32032, 34034, 37856, 38896, 40222, 41888, 45968, 49504, 52052, 59488, 63206, 64064, 68068, 75712, 77792, 80444, 83776, 91936, 99008, 104104, 118976, 126412, 128128, 136136, 151424, 155584, 160888, 167552, 183872, 198016, 208208, 221221, 237952, 252824, 272272, 311168, 321776, 367744, 416416, 442442, 505648, 544544, 643552, 832832, 884884, 1011296, 1089088, 1287104, 1665664, 1769768, 2022592, 2178176, 2574208, 3539536, 4045184, 7079072, 14158144, 28316288]

約数ペア:

[(1, 28316288), (2, 14158144), (4, 7079072), (7, 4045184), (8, 3539536), (11, 2574208), (13, 2178176), (14, 2022592), (16, 1769768), (17, 1665664), (22, 1287104), (26, 1089088), (28, 1011296), (32, 884884), (34, 832832), (44, 643552), (52, 544544), (56, 505648), (64, 442442), (68, 416416), (77, 367744), (88, 321776), (91, 311168), (104, 272272), (112, 252824), (119, 237952), (128, 221221), (136, 208208), (143, 198016), (154, 183872), (169, 167552), (176, 160888), (182, 155584), (187, 151424), (208, 136136), (221, 128128), (224, 126412), (238, 118976), (272, 104104), (286, 99008), (308, 91936), (338, 83776), (352, 80444), (364, 77792), (374, 75712), (416, 68068), (442, 64064), (448, 63206), (476, 59488), (544, 52052), (572, 49504), (616, 45968), (676, 41888), (704, 40222), (728, 38896), (748, 37856), (832, 34034), (884, 32032), (896, 31603), (952, 29744), (1001, 28288), (1088, 26026), (1144, 24752), (1183, 23936), (1232, 22984), (1309, 21632), (1352, 20944), (1408, 20111), (1456, 19448), (1496, 18928), (1547, 18304), (1664, 17017), (1768, 16016), (1859, 15232), (1904, 14872), (2002, 14144), (2176, 13013), (2288, 12376), (2366, 11968), (2431, 11648), (2464, 11492), (2618, 10816), (2704, 10472), (2873, 9856), (2912, 9724), (2992, 9464), (3094, 9152), (3536, 8008), (3718, 7616), (3808, 7436), (4004, 7072), (4576, 6188), (4732, 5984), (4862, 5824), (4928, 5746), (5236, 5408)]