304889475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21739}}^1$

素因数の和:21780

約数の個数: 48

約数和(自身を含む): 582284160

約数和(自身を除く): 277394685

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2805, 4675, 14025, 21739, 65217, 108695, 239129, 326085, 369563, 543475, 717387, 1108689, 1195645, 1630425, 1847815, 3586935, 4065193, 5543445, 5978225, 9239075, 12195579, 17934675, 20325965, 27717225, 60977895, 101629825, 304889475]

約数ペア:

[(1, 304889475), (3, 101629825), (5, 60977895), (11, 27717225), (15, 20325965), (17, 17934675), (25, 12195579), (33, 9239075), (51, 5978225), (55, 5543445), (75, 4065193), (85, 3586935), (165, 1847815), (187, 1630425), (255, 1195645), (275, 1108689), (425, 717387), (561, 543475), (825, 369563), (935, 326085), (1275, 239129), (2805, 108695), (4675, 65217), (14025, 21739)]