15740417

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 22161600

約数和(自身を除く): 6421183

約数列:

[1, 7, 11, 19, 29, 49, 53, 77, 133, 203, 209, 319, 371, 539, 551, 583, 931, 1007, 1421, 1463, 1537, 2233, 2597, 3857, 4081, 6061, 7049, 10241, 10759, 11077, 15631, 16907, 26999, 28567, 29203, 42427, 49343, 75313, 77539, 118349, 204421, 296989, 321233, 542773, 828443, 1430947, 2248631, 15740417]

約数ペア:

[(1, 15740417), (7, 2248631), (11, 1430947), (19, 828443), (29, 542773), (49, 321233), (53, 296989), (77, 204421), (133, 118349), (203, 77539), (209, 75313), (319, 49343), (371, 42427), (539, 29203), (551, 28567), (583, 26999), (931, 16907), (1007, 15631), (1421, 11077), (1463, 10759), (1537, 10241), (2233, 7049), (2597, 6061), (3857, 4081)]