About the Number

138654208

138654207 ← → 138654209

2進数表記:1000010000111011001000000000

漢数字表記:一億三千八百六十五万四千二百八

素因数分解:

2 9 × 7 1 × 11 1 × 3517 1

素因数の和:3553
約数の個数: 80
約数和(自身を含む): 345495744
約数和(自身を除く): 206841536

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 3517, 3584, 4928, 5632, 7034, 9856, 14068, 19712, 24619, 28136, 38687, 39424, 49238, 56272, 77374, 98476, 112544, 154748, 196952, 225088, 270809, 309496, 393904, 450176, 541618, 618992, 787808, 900352, 1083236, 1237984, 1575616, 1800704, 2166472, 2475968, 3151232, 4332944, 4951936, 6302464, 8665888, 9903872, 12604928, 17331776, 19807744, 34663552, 69327104, 138654208]

約数ペア:
[(1, 138654208), (2, 69327104), (4, 34663552), (7, 19807744), (8, 17331776), (11, 12604928), (14, 9903872), (16, 8665888), (22, 6302464), (28, 4951936), (32, 4332944), (44, 3151232), (56, 2475968), (64, 2166472), (77, 1800704), (88, 1575616), (112, 1237984), (128, 1083236), (154, 900352), (176, 787808), (224, 618992), (256, 541618), (308, 450176), (352, 393904), (448, 309496), (512, 270809), (616, 225088), (704, 196952), (896, 154748), (1232, 112544), (1408, 98476), (1792, 77374), (2464, 56272), (2816, 49238), (3517, 39424), (3584, 38687), (4928, 28136), (5632, 24619), (7034, 19712), (9856, 14068)]

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