131316864

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{997}}^1$

素因数の和:1035

約数の個数: 128

約数和(自身を含む): 407184000

約数和(自身を除く): 275867136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 384, 392, 448, 588, 672, 686, 784, 896, 997, 1029, 1176, 1344, 1372, 1568, 1994, 2058, 2352, 2688, 2744, 2991, 3136, 3988, 4116, 4704, 5488, 5982, 6272, 6979, 7976, 8232, 9408, 10976, 11964, 13958, 15952, 16464, 18816, 20937, 21952, 23928, 27916, 31904, 32928, 41874, 43904, 47856, 48853, 55832, 63808, 65856, 83748, 95712, 97706, 111664, 127616, 131712, 146559, 167496, 191424, 195412, 223328, 293118, 334992, 341971, 382848, 390824, 446656, 586236, 669984, 683942, 781648, 893312, 1025913, 1172472, 1339968, 1367884, 1563296, 2051826, 2344944, 2679936, 2735768, 3126592, 4103652, 4689888, 5471536, 6253184, 8207304, 9379776, 10943072, 16414608, 18759552, 21886144, 32829216, 43772288, 65658432, 131316864]

約数ペア:

[(1, 131316864), (2, 65658432), (3, 43772288), (4, 32829216), (6, 21886144), (7, 18759552), (8, 16414608), (12, 10943072), (14, 9379776), (16, 8207304), (21, 6253184), (24, 5471536), (28, 4689888), (32, 4103652), (42, 3126592), (48, 2735768), (49, 2679936), (56, 2344944), (64, 2051826), (84, 1563296), (96, 1367884), (98, 1339968), (112, 1172472), (128, 1025913), (147, 893312), (168, 781648), (192, 683942), (196, 669984), (224, 586236), (294, 446656), (336, 390824), (343, 382848), (384, 341971), (392, 334992), (448, 293118), (588, 223328), (672, 195412), (686, 191424), (784, 167496), (896, 146559), (997, 131712), (1029, 127616), (1176, 111664), (1344, 97706), (1372, 95712), (1568, 83748), (1994, 65856), (2058, 63808), (2352, 55832), (2688, 48853), (2744, 47856), (2991, 43904), (3136, 41874), (3988, 32928), (4116, 31904), (4704, 27916), (5488, 23928), (5982, 21952), (6272, 20937), (6979, 18816), (7976, 16464), (8232, 15952), (9408, 13958), (10976, 11964)]