28177344

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 168

約数和(自身を含む): 89867232

約数和(自身を除く): 61689888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 53, 64, 71, 72, 78, 96, 104, 106, 117, 142, 144, 156, 159, 192, 208, 212, 213, 234, 284, 288, 312, 318, 416, 424, 426, 468, 477, 568, 576, 624, 636, 639, 689, 832, 848, 852, 923, 936, 954, 1136, 1248, 1272, 1278, 1378, 1696, 1704, 1846, 1872, 1908, 2067, 2272, 2496, 2544, 2556, 2756, 2769, 3392, 3408, 3692, 3744, 3763, 3816, 4134, 4544, 5088, 5112, 5512, 5538, 6201, 6816, 7384, 7488, 7526, 7632, 8268, 8307, 10176, 10224, 11024, 11076, 11289, 12402, 13632, 14768, 15052, 15264, 16536, 16614, 20448, 22048, 22152, 22578, 24804, 29536, 30104, 30528, 33072, 33228, 33867, 40896, 44096, 44304, 45156, 48919, 49608, 59072, 60208, 66144, 66456, 67734, 88608, 90312, 97838, 99216, 120416, 132288, 132912, 135468, 146757, 177216, 180624, 195676, 198432, 240832, 265824, 270936, 293514, 361248, 391352, 396864, 440271, 531648, 541872, 587028, 722496, 782704, 880542, 1083744, 1174056, 1565408, 1761084, 2167488, 2348112, 3130816, 3522168, 4696224, 7044336, 9392448, 14088672, 28177344]

約数ペア:

[(1, 28177344), (2, 14088672), (3, 9392448), (4, 7044336), (6, 4696224), (8, 3522168), (9, 3130816), (12, 2348112), (13, 2167488), (16, 1761084), (18, 1565408), (24, 1174056), (26, 1083744), (32, 880542), (36, 782704), (39, 722496), (48, 587028), (52, 541872), (53, 531648), (64, 440271), (71, 396864), (72, 391352), (78, 361248), (96, 293514), (104, 270936), (106, 265824), (117, 240832), (142, 198432), (144, 195676), (156, 180624), (159, 177216), (192, 146757), (208, 135468), (212, 132912), (213, 132288), (234, 120416), (284, 99216), (288, 97838), (312, 90312), (318, 88608), (416, 67734), (424, 66456), (426, 66144), (468, 60208), (477, 59072), (568, 49608), (576, 48919), (624, 45156), (636, 44304), (639, 44096), (689, 40896), (832, 33867), (848, 33228), (852, 33072), (923, 30528), (936, 30104), (954, 29536), (1136, 24804), (1248, 22578), (1272, 22152), (1278, 22048), (1378, 20448), (1696, 16614), (1704, 16536), (1846, 15264), (1872, 15052), (1908, 14768), (2067, 13632), (2272, 12402), (2496, 11289), (2544, 11076), (2556, 11024), (2756, 10224), (2769, 10176), (3392, 8307), (3408, 8268), (3692, 7632), (3744, 7526), (3763, 7488), (3816, 7384), (4134, 6816), (4544, 6201), (5088, 5538), (5112, 5512)]