About the Number

1389184128

1389184127 ← → 1389184129

2進数表記:1010010110011010100010010000000

漢数字表記:十三億八千九百十八万四千百二十八

素因数分解:

2 7 × 3 3 × 541 1 × 743 1

素因数の和:1307
約数の個数: 128
約数和(自身を含む): 4113129600
約数和(自身を除く): 2723945472

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 541, 576, 743, 864, 1082, 1152, 1486, 1623, 1728, 2164, 2229, 2972, 3246, 3456, 4328, 4458, 4869, 5944, 6492, 6687, 8656, 8916, 9738, 11888, 12984, 13374, 14607, 17312, 17832, 19476, 20061, 23776, 25968, 26748, 29214, 34624, 35664, 38952, 40122, 47552, 51936, 53496, 58428, 69248, 71328, 77904, 80244, 95104, 103872, 106992, 116856, 142656, 155808, 160488, 207744, 213984, 233712, 285312, 311616, 320976, 401963, 427968, 467424, 623232, 641952, 803926, 855936, 934848, 1205889, 1283904, 1607852, 1869696, 2411778, 2567808, 3215704, 3617667, 4823556, 6431408, 7235334, 9647112, 10853001, 12862816, 14470668, 19294224, 21706002, 25725632, 28941336, 38588448, 43412004, 51451264, 57882672, 77176896, 86824008, 115765344, 154353792, 173648016, 231530688, 347296032, 463061376, 694592064, 1389184128]

約数ペア:
[(1, 1389184128), (2, 694592064), (3, 463061376), (4, 347296032), (6, 231530688), (8, 173648016), (9, 154353792), (12, 115765344), (16, 86824008), (18, 77176896), (24, 57882672), (27, 51451264), (32, 43412004), (36, 38588448), (48, 28941336), (54, 25725632), (64, 21706002), (72, 19294224), (96, 14470668), (108, 12862816), (128, 10853001), (144, 9647112), (192, 7235334), (216, 6431408), (288, 4823556), (384, 3617667), (432, 3215704), (541, 2567808), (576, 2411778), (743, 1869696), (864, 1607852), (1082, 1283904), (1152, 1205889), (1486, 934848), (1623, 855936), (1728, 803926), (2164, 641952), (2229, 623232), (2972, 467424), (3246, 427968), (3456, 401963), (4328, 320976), (4458, 311616), (4869, 285312), (5944, 233712), (6492, 213984), (6687, 207744), (8656, 160488), (8916, 155808), (9738, 142656), (11888, 116856), (12984, 106992), (13374, 103872), (14607, 95104), (17312, 80244), (17832, 77904), (19476, 71328), (20061, 69248), (23776, 58428), (25968, 53496), (26748, 51936), (29214, 47552), (34624, 40122), (35664, 38952)]

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