About the Number
389439141
2進数表記:10111001101100101111010100101
漢数字表記:三億八千九百四十三万九千百四十一
素因数分解:
素因数の和:4481
約数の個数: 32
約数和(自身を含む): 641077248
約数和(自身を除く): 251638107
約数列:
[1, 3, 7, 13, 21, 39, 91, 273, 347, 1041, 2429, 4111, 4511, 7287, 12333, 13533, 28777, 31577, 53443, 86331, 94731, 160329, 374101, 1122303, 1426517, 4279551, 9985619, 18544721, 29956857, 55634163, 129813047, 389439141]
約数ペア:
[(1, 389439141), (3, 129813047), (7, 55634163), (13, 29956857), (21, 18544721), (39, 9985619), (91, 4279551), (273, 1426517), (347, 1122303), (1041, 374101), (2429, 160329), (4111, 94731), (4511, 86331), (7287, 53443), (12333, 31577), (13533, 28777)]このpageの処理時間: 0.007478475570678711 seconds