About the Number

171021984

171021983 ← → 171021985

2進数表記:1010001100011001011010100000

漢数字表記:一億七千百二万千九百八十四

素因数分解:

2 5 × 3 1 × 7 1 × 157 1 × 1621 1

素因数の和:1798
約数の個数: 96
約数和(自身を含む): 516652416
約数和(自身を除く): 345630432

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 157, 168, 224, 314, 336, 471, 628, 672, 942, 1099, 1256, 1621, 1884, 2198, 2512, 3242, 3297, 3768, 4396, 4863, 5024, 6484, 6594, 7536, 8792, 9726, 11347, 12968, 13188, 15072, 17584, 19452, 22694, 25936, 26376, 34041, 35168, 38904, 45388, 51872, 52752, 68082, 77808, 90776, 105504, 136164, 155616, 181552, 254497, 272328, 363104, 508994, 544656, 763491, 1017988, 1089312, 1526982, 1781479, 2035976, 3053964, 3562958, 4071952, 5344437, 6107928, 7125916, 8143904, 10688874, 12215856, 14251832, 21377748, 24431712, 28503664, 42755496, 57007328, 85510992, 171021984]

約数ペア:
[(1, 171021984), (2, 85510992), (3, 57007328), (4, 42755496), (6, 28503664), (7, 24431712), (8, 21377748), (12, 14251832), (14, 12215856), (16, 10688874), (21, 8143904), (24, 7125916), (28, 6107928), (32, 5344437), (42, 4071952), (48, 3562958), (56, 3053964), (84, 2035976), (96, 1781479), (112, 1526982), (157, 1089312), (168, 1017988), (224, 763491), (314, 544656), (336, 508994), (471, 363104), (628, 272328), (672, 254497), (942, 181552), (1099, 155616), (1256, 136164), (1621, 105504), (1884, 90776), (2198, 77808), (2512, 68082), (3242, 52752), (3297, 51872), (3768, 45388), (4396, 38904), (4863, 35168), (5024, 34041), (6484, 26376), (6594, 25936), (7536, 22694), (8792, 19452), (9726, 17584), (11347, 15072), (12968, 13188)]

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