About the Number

138889216

138889215 ← → 138889217

2進数表記:1000010001110100100000000000

漢数字表記:一億三千八百八十八万九千二百十六

素因数分解:

2 11 × 73 1 × 929 1

素因数の和:1024
約数の個数: 48
約数和(自身を含む): 281817900
約数和(自身を除く): 142928684

約数列:
[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 512, 584, 929, 1024, 1168, 1858, 2048, 2336, 3716, 4672, 7432, 9344, 14864, 18688, 29728, 37376, 59456, 67817, 74752, 118912, 135634, 149504, 237824, 271268, 475648, 542536, 951296, 1085072, 1902592, 2170144, 4340288, 8680576, 17361152, 34722304, 69444608, 138889216]

約数ペア:
[(1, 138889216), (2, 69444608), (4, 34722304), (8, 17361152), (16, 8680576), (32, 4340288), (64, 2170144), (73, 1902592), (128, 1085072), (146, 951296), (256, 542536), (292, 475648), (512, 271268), (584, 237824), (929, 149504), (1024, 135634), (1168, 118912), (1858, 74752), (2048, 67817), (2336, 59456), (3716, 37376), (4672, 29728), (7432, 18688), (9344, 14864)]

このpageの処理時間: 0.005811929702758789 seconds