About the Number

1387971072

1387971071 ← → 1387971073

2進数表記:1010010101110101100001000000000

漢数字表記:十三億八千七百九十七万千七十二

素因数分解:

2 9 × 3 3 × 100403 1

素因数の和:100430
約数の個数: 80
約数和(自身を含む): 4108531680
約数和(自身を除く): 2720560608

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 13824, 100403, 200806, 301209, 401612, 602418, 803224, 903627, 1204836, 1606448, 1807254, 2409672, 2710881, 3212896, 3614508, 4819344, 5421762, 6425792, 7229016, 9638688, 10843524, 12851584, 14458032, 19277376, 21687048, 25703168, 28916064, 38554752, 43374096, 51406336, 57832128, 77109504, 86748192, 115664256, 154219008, 173496384, 231328512, 346992768, 462657024, 693985536, 1387971072]

約数ペア:
[(1, 1387971072), (2, 693985536), (3, 462657024), (4, 346992768), (6, 231328512), (8, 173496384), (9, 154219008), (12, 115664256), (16, 86748192), (18, 77109504), (24, 57832128), (27, 51406336), (32, 43374096), (36, 38554752), (48, 28916064), (54, 25703168), (64, 21687048), (72, 19277376), (96, 14458032), (108, 12851584), (128, 10843524), (144, 9638688), (192, 7229016), (216, 6425792), (256, 5421762), (288, 4819344), (384, 3614508), (432, 3212896), (512, 2710881), (576, 2409672), (768, 1807254), (864, 1606448), (1152, 1204836), (1536, 903627), (1728, 803224), (2304, 602418), (3456, 401612), (4608, 301209), (6912, 200806), (13824, 100403)]

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