About the Number

12981696

12981695 ← → 12981697

2進数表記:110001100001010111000000

漢数字表記:千二百九十八万千六百九十六

素因数分解:

2 6 × 3 1 × 7 1 × 13 1 × 743 1

素因数の和:778
約数の個数: 112
約数和(自身を含む): 42330624
約数和(自身を除く): 29348928

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 743, 832, 1092, 1248, 1344, 1456, 1486, 2184, 2229, 2496, 2912, 2972, 4368, 4458, 5201, 5824, 5944, 8736, 8916, 9659, 10402, 11888, 15603, 17472, 17832, 19318, 20804, 23776, 28977, 31206, 35664, 38636, 41608, 47552, 57954, 62412, 67613, 71328, 77272, 83216, 115908, 124824, 135226, 142656, 154544, 166432, 202839, 231816, 249648, 270452, 309088, 332864, 405678, 463632, 499296, 540904, 618176, 811356, 927264, 998592, 1081808, 1622712, 1854528, 2163616, 3245424, 4327232, 6490848, 12981696]

約数ペア:
[(1, 12981696), (2, 6490848), (3, 4327232), (4, 3245424), (6, 2163616), (7, 1854528), (8, 1622712), (12, 1081808), (13, 998592), (14, 927264), (16, 811356), (21, 618176), (24, 540904), (26, 499296), (28, 463632), (32, 405678), (39, 332864), (42, 309088), (48, 270452), (52, 249648), (56, 231816), (64, 202839), (78, 166432), (84, 154544), (91, 142656), (96, 135226), (104, 124824), (112, 115908), (156, 83216), (168, 77272), (182, 71328), (192, 67613), (208, 62412), (224, 57954), (273, 47552), (312, 41608), (336, 38636), (364, 35664), (416, 31206), (448, 28977), (546, 23776), (624, 20804), (672, 19318), (728, 17832), (743, 17472), (832, 15603), (1092, 11888), (1248, 10402), (1344, 9659), (1456, 8916), (1486, 8736), (2184, 5944), (2229, 5824), (2496, 5201), (2912, 4458), (2972, 4368)]

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