About the Number

12931240686

12931240685 ← → 12931240687

2進数表記:1100000010110000110001001011101110

漢数字表記:百二十九億三千百二十四万六百八十六

素因数分解:

2 1 × 3 1 × 7 1 × 13 1 × 101 1 × 227 1 × 1033 1

素因数の和:1386
約数の個数: 128
約数和(自身を含む): 32318770176
約数和(自身を除く): 19387529490

約数列:
[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 101, 182, 202, 227, 273, 303, 454, 546, 606, 681, 707, 1033, 1313, 1362, 1414, 1589, 2066, 2121, 2626, 2951, 3099, 3178, 3939, 4242, 4767, 5902, 6198, 7231, 7878, 8853, 9191, 9534, 13429, 14462, 17706, 18382, 20657, 21693, 22927, 26858, 27573, 40287, 41314, 43386, 45854, 55146, 61971, 68781, 80574, 94003, 104333, 123942, 137562, 160489, 188006, 208666, 234491, 282009, 298051, 312999, 320978, 468982, 481467, 564018, 596102, 625998, 703473, 730331, 894153, 962934, 1356329, 1406946, 1460662, 1641437, 1788306, 2086357, 2190993, 2712658, 3048383, 3282874, 4068987, 4172714, 4381986, 4924311, 6096766, 6259071, 8137974, 9145149, 9494303, 9848622, 12518142, 18290298, 18988606, 21338681, 23683591, 28482909, 42677362, 47367182, 56965818, 64016043, 71050773, 128032086, 142101546, 165785137, 307886683, 331570274, 497355411, 615773366, 923660049, 994710822, 1847320098, 2155206781, 4310413562, 6465620343, 12931240686]

約数ペア:
[(1, 12931240686), (2, 6465620343), (3, 4310413562), (6, 2155206781), (7, 1847320098), (13, 994710822), (14, 923660049), (21, 615773366), (26, 497355411), (39, 331570274), (42, 307886683), (78, 165785137), (91, 142101546), (101, 128032086), (182, 71050773), (202, 64016043), (227, 56965818), (273, 47367182), (303, 42677362), (454, 28482909), (546, 23683591), (606, 21338681), (681, 18988606), (707, 18290298), (1033, 12518142), (1313, 9848622), (1362, 9494303), (1414, 9145149), (1589, 8137974), (2066, 6259071), (2121, 6096766), (2626, 4924311), (2951, 4381986), (3099, 4172714), (3178, 4068987), (3939, 3282874), (4242, 3048383), (4767, 2712658), (5902, 2190993), (6198, 2086357), (7231, 1788306), (7878, 1641437), (8853, 1460662), (9191, 1406946), (9534, 1356329), (13429, 962934), (14462, 894153), (17706, 730331), (18382, 703473), (20657, 625998), (21693, 596102), (22927, 564018), (26858, 481467), (27573, 468982), (40287, 320978), (41314, 312999), (43386, 298051), (45854, 282009), (55146, 234491), (61971, 208666), (68781, 188006), (80574, 160489), (94003, 137562), (104333, 123942)]

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