208773345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 388675584

約数和(自身を除く): 179902239

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 263, 283, 561, 789, 849, 935, 1315, 1415, 2805, 2893, 3113, 3945, 4245, 4471, 4811, 8679, 9339, 13413, 14433, 14465, 15565, 22355, 24055, 43395, 46695, 49181, 52921, 67065, 72165, 74429, 147543, 158763, 223287, 245905, 264605, 372145, 737715, 793815, 818719, 1116435, 1265293, 2456157, 3795879, 4093595, 6326465, 12280785, 13918223, 18979395, 41754669, 69591115, 208773345]

約数ペア:

[(1, 208773345), (3, 69591115), (5, 41754669), (11, 18979395), (15, 13918223), (17, 12280785), (33, 6326465), (51, 4093595), (55, 3795879), (85, 2456157), (165, 1265293), (187, 1116435), (255, 818719), (263, 793815), (283, 737715), (561, 372145), (789, 264605), (849, 245905), (935, 223287), (1315, 158763), (1415, 147543), (2805, 74429), (2893, 72165), (3113, 67065), (3945, 52921), (4245, 49181), (4471, 46695), (4811, 43395), (8679, 24055), (9339, 22355), (13413, 15565), (14433, 14465)]