890758617

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1\times {\mathrm{953}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 1389146112

約数和(自身を除く): 498387495

約数列:

[1, 3, 7, 21, 47, 141, 329, 947, 953, 987, 2841, 2859, 6629, 6671, 19887, 20013, 44509, 44791, 133527, 134373, 311563, 313537, 902491, 934689, 940611, 2707473, 6317437, 18952311, 42417077, 127251231, 296919539, 890758617]

約数ペア:

[(1, 890758617), (3, 296919539), (7, 127251231), (21, 42417077), (47, 18952311), (141, 6317437), (329, 2707473), (947, 940611), (953, 934689), (987, 902491), (2841, 313537), (2859, 311563), (6629, 134373), (6671, 133527), (19887, 44791), (20013, 44509)]