About the Number
681291273
2進数表記:101000100110111010111000001001
漢数字表記:六億八千百二十九万千二百七十三
素因数分解:
素因数の和:2913
約数の個数: 32
約数和(自身を含む): 1006742016
約数和(自身を除く): 325450743
約数列:
[1, 3, 13, 39, 47, 137, 141, 411, 611, 1781, 1833, 2713, 5343, 6439, 8139, 19317, 35269, 83707, 105807, 127511, 251121, 371681, 382533, 1115043, 1657643, 4831853, 4972929, 14495559, 17469007, 52407021, 227097091, 681291273]
約数ペア:
[(1, 681291273), (3, 227097091), (13, 52407021), (39, 17469007), (47, 14495559), (137, 4972929), (141, 4831853), (411, 1657643), (611, 1115043), (1781, 382533), (1833, 371681), (2713, 251121), (5343, 127511), (6439, 105807), (8139, 83707), (19317, 35269)]このpageの処理時間: 0.011588573455810547 seconds