About the Number

131091072

131091071 ← → 131091073

2進数表記:111110100000100101010000000

漢数字表記:一億三千百九万千七十二

素因数分解:

2 7 × 3 1 × 7 2 × 6967 1

素因数の和:6998
約数の個数: 96
約数和(自身を含む): 405119520
約数和(自身を除く): 274028448

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 384, 392, 448, 588, 672, 784, 896, 1176, 1344, 1568, 2352, 2688, 3136, 4704, 6272, 6967, 9408, 13934, 18816, 20901, 27868, 41802, 48769, 55736, 83604, 97538, 111472, 146307, 167208, 195076, 222944, 292614, 334416, 341383, 390152, 445888, 585228, 668832, 682766, 780304, 891776, 1024149, 1170456, 1337664, 1365532, 1560608, 2048298, 2340912, 2675328, 2731064, 3121216, 4096596, 4681824, 5462128, 6242432, 8193192, 9363648, 10924256, 16386384, 18727296, 21848512, 32772768, 43697024, 65545536, 131091072]

約数ペア:
[(1, 131091072), (2, 65545536), (3, 43697024), (4, 32772768), (6, 21848512), (7, 18727296), (8, 16386384), (12, 10924256), (14, 9363648), (16, 8193192), (21, 6242432), (24, 5462128), (28, 4681824), (32, 4096596), (42, 3121216), (48, 2731064), (49, 2675328), (56, 2340912), (64, 2048298), (84, 1560608), (96, 1365532), (98, 1337664), (112, 1170456), (128, 1024149), (147, 891776), (168, 780304), (192, 682766), (196, 668832), (224, 585228), (294, 445888), (336, 390152), (384, 341383), (392, 334416), (448, 292614), (588, 222944), (672, 195076), (784, 167208), (896, 146307), (1176, 111472), (1344, 97538), (1568, 83604), (2352, 55736), (2688, 48769), (3136, 41802), (4704, 27868), (6272, 20901), (6967, 18816), (9408, 13934)]

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