285131392

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 718174350

約数和(自身を除く): 433042958

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 169, 182, 196, 208, 224, 269, 338, 364, 392, 416, 448, 538, 637, 676, 728, 784, 832, 896, 1076, 1183, 1274, 1352, 1456, 1568, 1664, 1883, 2152, 2366, 2548, 2704, 2912, 3136, 3497, 3766, 4304, 4732, 5096, 5408, 5824, 6272, 6994, 7532, 8281, 8608, 9464, 10192, 10816, 11648, 13181, 13988, 15064, 16562, 17216, 18928, 20384, 21632, 24479, 26362, 27976, 30128, 33124, 34432, 37856, 40768, 45461, 48958, 52724, 55952, 60256, 66248, 75712, 81536, 90922, 97916, 105448, 111904, 120512, 132496, 151424, 171353, 181844, 195832, 210896, 223808, 241024, 264992, 318227, 342706, 363688, 391664, 421792, 447616, 529984, 636454, 685412, 727376, 783328, 843584, 1059968, 1272908, 1370824, 1454752, 1566656, 1687168, 2227589, 2545816, 2741648, 2909504, 3133312, 4455178, 5091632, 5483296, 5819008, 8910356, 10183264, 10966592, 17820712, 20366528, 21933184, 35641424, 40733056, 71282848, 142565696, 285131392]

約数ペア:

[(1, 285131392), (2, 142565696), (4, 71282848), (7, 40733056), (8, 35641424), (13, 21933184), (14, 20366528), (16, 17820712), (26, 10966592), (28, 10183264), (32, 8910356), (49, 5819008), (52, 5483296), (56, 5091632), (64, 4455178), (91, 3133312), (98, 2909504), (104, 2741648), (112, 2545816), (128, 2227589), (169, 1687168), (182, 1566656), (196, 1454752), (208, 1370824), (224, 1272908), (269, 1059968), (338, 843584), (364, 783328), (392, 727376), (416, 685412), (448, 636454), (538, 529984), (637, 447616), (676, 421792), (728, 391664), (784, 363688), (832, 342706), (896, 318227), (1076, 264992), (1183, 241024), (1274, 223808), (1352, 210896), (1456, 195832), (1568, 181844), (1664, 171353), (1883, 151424), (2152, 132496), (2366, 120512), (2548, 111904), (2704, 105448), (2912, 97916), (3136, 90922), (3497, 81536), (3766, 75712), (4304, 66248), (4732, 60256), (5096, 55952), (5408, 52724), (5824, 48958), (6272, 45461), (6994, 40768), (7532, 37856), (8281, 34432), (8608, 33124), (9464, 30128), (10192, 27976), (10816, 26362), (11648, 24479), (13181, 21632), (13988, 20384), (15064, 18928), (16562, 17216)]