289093910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 619315200

約数和(自身を除く): 330221290

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 127, 155, 217, 254, 310, 434, 635, 889, 1049, 1085, 1270, 1778, 2098, 2170, 3937, 4445, 5245, 7343, 7874, 8890, 10490, 14686, 19685, 27559, 32519, 36715, 39370, 55118, 65038, 73430, 133223, 137795, 162595, 227633, 266446, 275590, 325190, 455266, 666115, 932561, 1138165, 1332230, 1865122, 2276330, 4129913, 4662805, 8259826, 9325610, 20649565, 28909391, 41299130, 57818782, 144546955, 289093910]

約数ペア:

[(1, 289093910), (2, 144546955), (5, 57818782), (7, 41299130), (10, 28909391), (14, 20649565), (31, 9325610), (35, 8259826), (62, 4662805), (70, 4129913), (127, 2276330), (155, 1865122), (217, 1332230), (254, 1138165), (310, 932561), (434, 666115), (635, 455266), (889, 325190), (1049, 275590), (1085, 266446), (1270, 227633), (1778, 162595), (2098, 137795), (2170, 133223), (3937, 73430), (4445, 65038), (5245, 55118), (7343, 39370), (7874, 36715), (8890, 32519), (10490, 27559), (14686, 19685)]