231771904

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9949}}^1$

素因数の和:9985

約数の個数: 72

約数和(自身を含む): 569458400

約数和(自身を除く): 337686496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 9949, 11648, 19898, 23296, 39796, 69643, 79592, 129337, 139286, 159184, 258674, 278572, 318368, 517348, 557144, 636736, 905359, 1034696, 1114288, 1273472, 1810718, 2069392, 2228576, 2546944, 3621436, 4138784, 4457152, 7242872, 8277568, 8914304, 14485744, 16555136, 17828608, 28971488, 33110272, 57942976, 115885952, 231771904]

約数ペア:

[(1, 231771904), (2, 115885952), (4, 57942976), (7, 33110272), (8, 28971488), (13, 17828608), (14, 16555136), (16, 14485744), (26, 8914304), (28, 8277568), (32, 7242872), (52, 4457152), (56, 4138784), (64, 3621436), (91, 2546944), (104, 2228576), (112, 2069392), (128, 1810718), (182, 1273472), (208, 1114288), (224, 1034696), (256, 905359), (364, 636736), (416, 557144), (448, 517348), (728, 318368), (832, 278572), (896, 258674), (1456, 159184), (1664, 139286), (1792, 129337), (2912, 79592), (3328, 69643), (5824, 39796), (9949, 23296), (11648, 19898)]