About the Number

129138912

129138911 ← → 129138913

2進数表記:111101100101000000011100000

漢数字表記:一億二千九百十三万八千九百十二

素因数分解:

2 5 × 3 2 × 7 2 × 9151 1

素因数の和:9181
約数の個数: 108
約数和(自身を含む): 427242816
約数和(自身を除く): 298103904

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 9151, 14112, 18302, 27453, 36604, 54906, 64057, 73208, 82359, 109812, 128114, 146416, 164718, 192171, 219624, 256228, 292832, 329436, 384342, 439248, 448399, 512456, 576513, 658872, 768684, 878496, 896798, 1024912, 1153026, 1317744, 1345197, 1537368, 1793596, 2049824, 2306052, 2635488, 2690394, 3074736, 3587192, 4035591, 4612104, 5380788, 6149472, 7174384, 8071182, 9224208, 10761576, 14348768, 16142364, 18448416, 21523152, 32284728, 43046304, 64569456, 129138912]

約数ペア:
[(1, 129138912), (2, 64569456), (3, 43046304), (4, 32284728), (6, 21523152), (7, 18448416), (8, 16142364), (9, 14348768), (12, 10761576), (14, 9224208), (16, 8071182), (18, 7174384), (21, 6149472), (24, 5380788), (28, 4612104), (32, 4035591), (36, 3587192), (42, 3074736), (48, 2690394), (49, 2635488), (56, 2306052), (63, 2049824), (72, 1793596), (84, 1537368), (96, 1345197), (98, 1317744), (112, 1153026), (126, 1024912), (144, 896798), (147, 878496), (168, 768684), (196, 658872), (224, 576513), (252, 512456), (288, 448399), (294, 439248), (336, 384342), (392, 329436), (441, 292832), (504, 256228), (588, 219624), (672, 192171), (784, 164718), (882, 146416), (1008, 128114), (1176, 109812), (1568, 82359), (1764, 73208), (2016, 64057), (2352, 54906), (3528, 36604), (4704, 27453), (7056, 18302), (9151, 14112)]

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