About the Number

12123427806

12123427805 ← → 12123427807

2進数表記:1011010010100111001101001111011110

漢数字表記:百二十一億二千三百四十二万七千八百六

素因数分解:

2 1 × 3 2 × 7 2 × 709 1 × 19387 1

素因数の和:20118
約数の個数: 72
約数和(自身を含む): 30600662040
約数和(自身を除く): 18477234234

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 709, 882, 1418, 2127, 4254, 4963, 6381, 9926, 12762, 14889, 19387, 29778, 34741, 38774, 44667, 58161, 69482, 89334, 104223, 116322, 135709, 174483, 208446, 271418, 312669, 348966, 407127, 625338, 814254, 949963, 1221381, 1899926, 2442762, 2849889, 5699778, 8549667, 13745383, 17099334, 27490766, 41236149, 82472298, 96217681, 123708447, 192435362, 247416894, 288653043, 577306086, 673523767, 865959129, 1347047534, 1731918258, 2020571301, 4041142602, 6061713903, 12123427806]

約数ペア:
[(1, 12123427806), (2, 6061713903), (3, 4041142602), (6, 2020571301), (7, 1731918258), (9, 1347047534), (14, 865959129), (18, 673523767), (21, 577306086), (42, 288653043), (49, 247416894), (63, 192435362), (98, 123708447), (126, 96217681), (147, 82472298), (294, 41236149), (441, 27490766), (709, 17099334), (882, 13745383), (1418, 8549667), (2127, 5699778), (4254, 2849889), (4963, 2442762), (6381, 1899926), (9926, 1221381), (12762, 949963), (14889, 814254), (19387, 625338), (29778, 407127), (34741, 348966), (38774, 312669), (44667, 271418), (58161, 208446), (69482, 174483), (89334, 135709), (104223, 116322)]

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