28255392

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1024

約数の個数: 120

約数和(自身を含む): 90744192

約数和(自身を除く): 62488800

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 264, 288, 297, 324, 352, 396, 432, 528, 594, 648, 792, 864, 891, 991, 1056, 1188, 1296, 1584, 1782, 1982, 2376, 2592, 2973, 3168, 3564, 3964, 4752, 5946, 7128, 7928, 8919, 9504, 10901, 11892, 14256, 15856, 17838, 21802, 23784, 26757, 28512, 31712, 32703, 35676, 43604, 47568, 53514, 65406, 71352, 80271, 87208, 95136, 98109, 107028, 130812, 142704, 160542, 174416, 196218, 214056, 261624, 285408, 294327, 321084, 348832, 392436, 428112, 523248, 588654, 642168, 784872, 856224, 882981, 1046496, 1177308, 1284336, 1569744, 1765962, 2354616, 2568672, 3139488, 3531924, 4709232, 7063848, 9418464, 14127696, 28255392]

約数ペア:

[(1, 28255392), (2, 14127696), (3, 9418464), (4, 7063848), (6, 4709232), (8, 3531924), (9, 3139488), (11, 2568672), (12, 2354616), (16, 1765962), (18, 1569744), (22, 1284336), (24, 1177308), (27, 1046496), (32, 882981), (33, 856224), (36, 784872), (44, 642168), (48, 588654), (54, 523248), (66, 428112), (72, 392436), (81, 348832), (88, 321084), (96, 294327), (99, 285408), (108, 261624), (132, 214056), (144, 196218), (162, 174416), (176, 160542), (198, 142704), (216, 130812), (264, 107028), (288, 98109), (297, 95136), (324, 87208), (352, 80271), (396, 71352), (432, 65406), (528, 53514), (594, 47568), (648, 43604), (792, 35676), (864, 32703), (891, 31712), (991, 28512), (1056, 26757), (1188, 23784), (1296, 21802), (1584, 17838), (1782, 15856), (1982, 14256), (2376, 11892), (2592, 10901), (2973, 9504), (3168, 8919), (3564, 7928), (3964, 7128), (4752, 5946)]