About the Number

2128665006

2128665005 ← → 2128665007

2進数表記:1111110111000001101100110101110

漢数字表記:二十一億二千八百六十六万五千六

素因数分解:

2 1 × 3 2 × 13 1 × 173 1 × 52583 1

素因数の和:52777
約数の個数: 48
約数和(自身を含む): 4995690336
約数和(自身を除く): 2867025330

約数列:
[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 173, 234, 346, 519, 1038, 1557, 2249, 3114, 4498, 6747, 13494, 20241, 40482, 52583, 105166, 157749, 315498, 473247, 683579, 946494, 1367158, 2050737, 4101474, 6152211, 9096859, 12304422, 18193718, 27290577, 54581154, 81871731, 118259167, 163743462, 236518334, 354777501, 709555002, 1064332503, 2128665006]

約数ペア:
[(1, 2128665006), (2, 1064332503), (3, 709555002), (6, 354777501), (9, 236518334), (13, 163743462), (18, 118259167), (26, 81871731), (39, 54581154), (78, 27290577), (117, 18193718), (173, 12304422), (234, 9096859), (346, 6152211), (519, 4101474), (1038, 2050737), (1557, 1367158), (2249, 946494), (3114, 683579), (4498, 473247), (6747, 315498), (13494, 157749), (20241, 105166), (40482, 52583)]

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