About the Number

27989872

27989871 ← → 27989873

2進数表記:1101010110001011101110000

漢数字表記:二千七百九十八万九千八百七十二

素因数分解:

2 4 × 29 1 × 179 1 × 337 1

素因数の和:553
約数の個数: 40
約数和(自身を含む): 56581200
約数和(自身を除く): 28591328

約数列:
[1, 2, 4, 8, 16, 29, 58, 116, 179, 232, 337, 358, 464, 674, 716, 1348, 1432, 2696, 2864, 5191, 5392, 9773, 10382, 19546, 20764, 39092, 41528, 60323, 78184, 83056, 120646, 156368, 241292, 482584, 965168, 1749367, 3498734, 6997468, 13994936, 27989872]

約数ペア:
[(1, 27989872), (2, 13994936), (4, 6997468), (8, 3498734), (16, 1749367), (29, 965168), (58, 482584), (116, 241292), (179, 156368), (232, 120646), (337, 83056), (358, 78184), (464, 60323), (674, 41528), (716, 39092), (1348, 20764), (1432, 19546), (2696, 10382), (2864, 9773), (5191, 5392)]

このpageの処理時間: 0.005681753158569336 seconds