121257213

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 220631040

約数和(自身を除く): 99373827

約数列:

[1, 3, 7, 11, 21, 31, 33, 41, 49, 59, 77, 93, 123, 147, 177, 217, 231, 287, 341, 413, 451, 539, 649, 651, 861, 1023, 1239, 1271, 1353, 1519, 1617, 1829, 1947, 2009, 2387, 2419, 2891, 3157, 3813, 4543, 4557, 5487, 6027, 7161, 7257, 8673, 8897, 9471, 12803, 13629, 13981, 16709, 16933, 20119, 22099, 26609, 26691, 31801, 38409, 41943, 50127, 50799, 60357, 62279, 66297, 74989, 79827, 89621, 95403, 97867, 118531, 140833, 186263, 186837, 224967, 268863, 293601, 355593, 422499, 524923, 558789, 685069, 824879, 985831, 1303841, 1574769, 2055207, 2474637, 2957493, 3674461, 3911523, 5774153, 11023383, 17322459, 40419071, 121257213]

約数ペア:

[(1, 121257213), (3, 40419071), (7, 17322459), (11, 11023383), (21, 5774153), (31, 3911523), (33, 3674461), (41, 2957493), (49, 2474637), (59, 2055207), (77, 1574769), (93, 1303841), (123, 985831), (147, 824879), (177, 685069), (217, 558789), (231, 524923), (287, 422499), (341, 355593), (413, 293601), (451, 268863), (539, 224967), (649, 186837), (651, 186263), (861, 140833), (1023, 118531), (1239, 97867), (1271, 95403), (1353, 89621), (1519, 79827), (1617, 74989), (1829, 66297), (1947, 62279), (2009, 60357), (2387, 50799), (2419, 50127), (2891, 41943), (3157, 38409), (3813, 31801), (4543, 26691), (4557, 26609), (5487, 22099), (6027, 20119), (7161, 16933), (7257, 16709), (8673, 13981), (8897, 13629), (9471, 12803)]