About the Number

144909891

144909890 ← → 144909892

2進数表記:1000101000110010011001000011

漢数字表記:一億四千四百九十万九千八百九十一

素因数分解:

3 6 × 7 1 × 73 1 × 389 1

素因数の和:487
約数の個数: 56
約数和(自身を含む): 252351840
約数和(自身を除く): 107441949

約数列:
[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 243, 389, 511, 567, 657, 729, 1167, 1533, 1701, 1971, 2723, 3501, 4599, 5103, 5913, 8169, 10503, 13797, 17739, 24507, 28397, 31509, 41391, 53217, 73521, 85191, 94527, 124173, 198779, 220563, 255573, 283581, 372519, 596337, 661689, 766719, 1789011, 1985067, 2300157, 5367033, 6900471, 16101099, 20701413, 48303297, 144909891]

約数ペア:
[(1, 144909891), (3, 48303297), (7, 20701413), (9, 16101099), (21, 6900471), (27, 5367033), (63, 2300157), (73, 1985067), (81, 1789011), (189, 766719), (219, 661689), (243, 596337), (389, 372519), (511, 283581), (567, 255573), (657, 220563), (729, 198779), (1167, 124173), (1533, 94527), (1701, 85191), (1971, 73521), (2723, 53217), (3501, 41391), (4599, 31509), (5103, 28397), (5913, 24507), (8169, 17739), (10503, 13797)]

このpageの処理時間: 0.006429433822631836 seconds