About the Number

139983872

139983871 ← → 139983873

2進数表記:1000010101111111110000000000

漢数字表記:一億三千九百九十八万三千八百七十二

素因数分解:

2 10 × 7 1 × 59 1 × 331 1

素因数の和:417
約数の個数: 88
約数和(自身を含む): 326209920
約数和(自身を除く): 186226048

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 256, 331, 413, 448, 472, 512, 662, 826, 896, 944, 1024, 1324, 1652, 1792, 1888, 2317, 2648, 3304, 3584, 3776, 4634, 5296, 6608, 7168, 7552, 9268, 10592, 13216, 15104, 18536, 19529, 21184, 26432, 30208, 37072, 39058, 42368, 52864, 60416, 74144, 78116, 84736, 105728, 136703, 148288, 156232, 169472, 211456, 273406, 296576, 312464, 338944, 422912, 546812, 593152, 624928, 1093624, 1186304, 1249856, 2187248, 2372608, 2499712, 4374496, 4999424, 8748992, 9998848, 17497984, 19997696, 34995968, 69991936, 139983872]

約数ペア:
[(1, 139983872), (2, 69991936), (4, 34995968), (7, 19997696), (8, 17497984), (14, 9998848), (16, 8748992), (28, 4999424), (32, 4374496), (56, 2499712), (59, 2372608), (64, 2187248), (112, 1249856), (118, 1186304), (128, 1093624), (224, 624928), (236, 593152), (256, 546812), (331, 422912), (413, 338944), (448, 312464), (472, 296576), (512, 273406), (662, 211456), (826, 169472), (896, 156232), (944, 148288), (1024, 136703), (1324, 105728), (1652, 84736), (1792, 78116), (1888, 74144), (2317, 60416), (2648, 52864), (3304, 42368), (3584, 39058), (3776, 37072), (4634, 30208), (5296, 26432), (6608, 21184), (7168, 19529), (7552, 18536), (9268, 15104), (10592, 13216)]

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